ESB-2018.0599 - [Linux][SUSE] kernel: Denial of service - Existing account 2018-03-02

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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.0599
       CVE-2017-18075 has been patched in various SUSE Linux Kernels
                               2 March 2018

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           kernel
Publisher:         SUSE
Operating System:  SUSE
                   Linux variants
Impact/Access:     Denial of Service -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-18075  

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2018/suse-su-20180568-1/
   https://www.suse.com/support/update/announcement/2018/suse-su-20180572-1/
   https://www.suse.com/support/update/announcement/2018/suse-su-20180573-1/
   https://www.suse.com/support/update/announcement/2018/suse-su-20180574-1/
   https://www.suse.com/support/update/announcement/2018/suse-su-20180575-1/
   https://www.suse.com/support/update/announcement/2018/suse-su-20180576-1/
   https://www.suse.com/support/update/announcement/2018/suse-su-20180577-1/
   https://www.suse.com/support/update/announcement/2018/suse-su-20180578-1/
   https://www.suse.com/support/update/announcement/2018/suse-su-20180579-1/
   https://www.suse.com/support/update/announcement/2018/suse-su-20180582-1/
   https://www.suse.com/support/update/announcement/2018/suse-su-20180584-1/

Comment: This bulletin contains eleven (11) SUSE security advisories.
         
         This advisory references vulnerabilities in the Linux kernel that 
         also affect distributions other than SUSE. It is recommended that 
         administrators running Linux check for an updated version of the 
         kernel for their system.

- --------------------------BEGIN INCLUDED TEXT--------------------

   SUSE Security Update: Security update for the Linux Kernel (Live Patch 5 for SLE 12 SP2)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:0568-1
Rating:             important
References:         #1077404 
Cross-References:   CVE-2017-18075
Affected Products:
                    SUSE Linux Enterprise Live Patching 12
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

Description:

   This update for the Linux Kernel 4.4.49-92_11 fixes one issue.

   The following security issue was fixed:

   - CVE-2017-18075: crypto/pcrypt.c in the Linux kernel mishandled freeing
     instances, allowing a local user able to access the AF_ALG-based AEAD
     interface (CONFIG_CRYPTO_USER_API_AEAD) and pcrypt
     (CONFIG_CRYPTO_PCRYPT) to cause a denial of service (kfree of an
     incorrect pointer) or possibly have unspecified other impact by
     executing a crafted sequence of system calls (bsc#1077404).

Patch Instructions:

   To install this SUSE Security Update use YaST online_update.
   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Live Patching 12:

      zypper in -t patch SUSE-SLE-Live-Patching-12-2018-378=1

   To bring your system up-to-date, use "zypper patch".

Package List:

   - SUSE Linux Enterprise Live Patching 12 (x86_64):

      kgraft-patch-4_4_49-92_11-default-11-2.1

References:

   https://www.suse.com/security/cve/CVE-2017-18075.html
   https://bugzilla.suse.com/1077404

- -- 

   SUSE Security Update: Security update for the Linux Kernel (Live Patch 14 for SLE 12 SP2)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:0572-1
Rating:             important
References:         #1077268 #1077404 
Cross-References:   CVE-2017-18075
Affected Products:
                    SUSE Linux Enterprise Live Patching 12
______________________________________________________________________________

   An update that solves one vulnerability and has one errata
   is now available.

Description:

   This update for the Linux Kernel 4.4.90-92_45 fixes several issues.

   The following security issue was fixed:

   - CVE-2017-18075: crypto/pcrypt.c in the Linux kernel mishandled freeing
     instances, allowing a local user able to access the AF_ALG-based AEAD
     interface (CONFIG_CRYPTO_USER_API_AEAD) and pcrypt
     (CONFIG_CRYPTO_PCRYPT) to cause a denial of service (kfree of an
     incorrect pointer) or possibly have unspecified other impact by
     executing a crafted sequence of system calls (bsc#1077404).

   Non security issue fixed:

   - btrfs: account for pinned bytes in should_alloc_chunk (bsc#1077268)

Patch Instructions:

   To install this SUSE Security Update use YaST online_update.
   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Live Patching 12:

      zypper in -t patch SUSE-SLE-Live-Patching-12-2018-395=1

   To bring your system up-to-date, use "zypper patch".

Package List:

   - SUSE Linux Enterprise Live Patching 12 (x86_64):

      kgraft-patch-4_4_90-92_45-default-4-2.1

References:

   https://www.suse.com/security/cve/CVE-2017-18075.html
   https://bugzilla.suse.com/1077268
   https://bugzilla.suse.com/1077404

- -- 

   SUSE Security Update: Security update for the Linux Kernel (Live Patch 7 for SLE 12 SP2)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:0573-1
Rating:             important
References:         #1077404 
Cross-References:   CVE-2017-18075
Affected Products:
                    SUSE Linux Enterprise Live Patching 12
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

Description:

   This update for the Linux Kernel 4.4.59-92_17 fixes one issue.

   The following security issue was fixed:

   - CVE-2017-18075: crypto/pcrypt.c in the Linux kernel mishandled freeing
     instances, allowing a local user able to access the AF_ALG-based AEAD
     interface (CONFIG_CRYPTO_USER_API_AEAD) and pcrypt
     (CONFIG_CRYPTO_PCRYPT) to cause a denial of service (kfree of an
     incorrect pointer) or possibly have unspecified other impact by
     executing a crafted sequence of system calls (bsc#1077404).

Patch Instructions:

   To install this SUSE Security Update use YaST online_update.
   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Live Patching 12:

      zypper in -t patch SUSE-SLE-Live-Patching-12-2018-387=1

   To bring your system up-to-date, use "zypper patch".

Package List:

   - SUSE Linux Enterprise Live Patching 12 (x86_64):

      kgraft-patch-4_4_59-92_17-default-9-2.1

References:

   https://www.suse.com/security/cve/CVE-2017-18075.html
   https://bugzilla.suse.com/1077404

- -- 

   SUSE Security Update: Security update for the Linux Kernel (Live Patch 8 for SLE 12 SP2)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:0574-1
Rating:             important
References:         #1077404 
Cross-References:   CVE-2017-18075
Affected Products:
                    SUSE Linux Enterprise Live Patching 12
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

Description:

   This update for the Linux Kernel 4.4.59-92_20 fixes one issue.

   The following security issue was fixed:

   - CVE-2017-18075: crypto/pcrypt.c in the Linux kernel mishandled freeing
     instances, allowing a local user able to access the AF_ALG-based AEAD
     interface (CONFIG_CRYPTO_USER_API_AEAD) and pcrypt
     (CONFIG_CRYPTO_PCRYPT) to cause a denial of service (kfree of an
     incorrect pointer) or possibly have unspecified other impact by
     executing a crafted sequence of system calls (bsc#1077404).

Patch Instructions:

   To install this SUSE Security Update use YaST online_update.
   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Live Patching 12:

      zypper in -t patch SUSE-SLE-Live-Patching-12-2018-386=1

   To bring your system up-to-date, use "zypper patch".

Package List:

   - SUSE Linux Enterprise Live Patching 12 (x86_64):

      kgraft-patch-4_4_59-92_20-default-9-2.1

References:

   https://www.suse.com/security/cve/CVE-2017-18075.html
   https://bugzilla.suse.com/1077404

- -- 

   SUSE Security Update: Security update for the Linux Kernel (Live Patch 10 for SLE 12 SP2)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:0575-1
Rating:             important
References:         #1077268 #1077404 
Cross-References:   CVE-2017-18075
Affected Products:
                    SUSE Linux Enterprise Live Patching 12
______________________________________________________________________________

   An update that solves one vulnerability and has one errata
   is now available.

Description:

   This update for the Linux Kernel 4.4.74-92_29 fixes several issues.

   The following security issue was fixed:

   - CVE-2017-18075: crypto/pcrypt.c in the Linux kernel mishandled freeing
     instances, allowing a local user able to access the AF_ALG-based AEAD
     interface (CONFIG_CRYPTO_USER_API_AEAD) and pcrypt
     (CONFIG_CRYPTO_PCRYPT) to cause a denial of service (kfree of an
     incorrect pointer) or possibly have unspecified other impact by
     executing a crafted sequence of system calls (bsc#1077404).

   Non security issue fixed:

   - btrfs: account for pinned bytes in should_alloc_chunk (bsc#1077268)

Patch Instructions:

   To install this SUSE Security Update use YaST online_update.
   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Live Patching 12:

      zypper in -t patch SUSE-SLE-Live-Patching-12-2018-389=1

   To bring your system up-to-date, use "zypper patch".

Package List:

   - SUSE Linux Enterprise Live Patching 12 (x86_64):

      kgraft-patch-4_4_74-92_29-default-8-2.1

References:

   https://www.suse.com/security/cve/CVE-2017-18075.html
   https://bugzilla.suse.com/1077268
   https://bugzilla.suse.com/1077404

- -- 

   SUSE Security Update: Security update for the Linux Kernel (Live Patch 6 for SLE 12 SP2)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:0576-1
Rating:             important
References:         #1077404 
Cross-References:   CVE-2017-18075
Affected Products:
                    SUSE Linux Enterprise Live Patching 12
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

Description:

   This update for the Linux Kernel 4.4.49-92_14 fixes one issue.

   The following security issue was fixed:

   - CVE-2017-18075: crypto/pcrypt.c in the Linux kernel mishandled freeing
     instances, allowing a local user able to access the AF_ALG-based AEAD
     interface (CONFIG_CRYPTO_USER_API_AEAD) and pcrypt
     (CONFIG_CRYPTO_PCRYPT) to cause a denial of service (kfree of an
     incorrect pointer) or possibly have unspecified other impact by
     executing a crafted sequence of system calls (bsc#1077404).

Patch Instructions:

   To install this SUSE Security Update use YaST online_update.
   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Live Patching 12:

      zypper in -t patch SUSE-SLE-Live-Patching-12-2018-388=1

   To bring your system up-to-date, use "zypper patch".

Package List:

   - SUSE Linux Enterprise Live Patching 12 (x86_64):

      kgraft-patch-4_4_49-92_14-default-10-2.1

References:

   https://www.suse.com/security/cve/CVE-2017-18075.html
   https://bugzilla.suse.com/1077404

- -- 

   SUSE Security Update: Security update for the Linux Kernel (Live Patch 9 for SLE 12 SP2)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:0577-1
Rating:             important
References:         #1077404 
Cross-References:   CVE-2017-18075
Affected Products:
                    SUSE Linux Enterprise Live Patching 12
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

Description:

   This update for the Linux Kernel 4.4.59-92_24 fixes one issue.

   The following security issue was fixed:

   - CVE-2017-18075: crypto/pcrypt.c in the Linux kernel mishandled freeing
     instances, allowing a local user able to access the AF_ALG-based AEAD
     interface (CONFIG_CRYPTO_USER_API_AEAD) and pcrypt
     (CONFIG_CRYPTO_PCRYPT) to cause a denial of service (kfree of an
     incorrect pointer) or possibly have unspecified other impact by
     executing a crafted sequence of system calls (bsc#1077404).

Patch Instructions:

   To install this SUSE Security Update use YaST online_update.
   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Live Patching 12:

      zypper in -t patch SUSE-SLE-Live-Patching-12-2018-385=1

   To bring your system up-to-date, use "zypper patch".

Package List:

   - SUSE Linux Enterprise Live Patching 12 (x86_64):

      kgraft-patch-4_4_59-92_24-default-8-2.1

References:

   https://www.suse.com/security/cve/CVE-2017-18075.html
   https://bugzilla.suse.com/1077404

- -- 

   SUSE Security Update: Security update for the Linux Kernel (Live Patch 16 for SLE 12 SP2)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:0578-1
Rating:             important
References:         #1077268 #1077404 
Cross-References:   CVE-2017-18075
Affected Products:
                    SUSE Linux Enterprise Live Patching 12
______________________________________________________________________________

   An update that solves one vulnerability and has one errata
   is now available.

Description:

   This update for the Linux Kernel 4.4.103-92_53 fixes several issues.

   The following security issue was fixed:

   - CVE-2017-18075: crypto/pcrypt.c in the Linux kernel mishandled freeing
     instances, allowing a local user able to access the AF_ALG-based AEAD
     interface (CONFIG_CRYPTO_USER_API_AEAD) and pcrypt
     (CONFIG_CRYPTO_PCRYPT) to cause a denial of service (kfree of an
     incorrect pointer) or possibly have unspecified other impact by
     executing a crafted sequence of system calls (bsc#1077404).

   Non security issue fixed:

   - btrfs: account for pinned bytes in should_alloc_chunk (bsc#1077268)

Patch Instructions:

   To install this SUSE Security Update use YaST online_update.
   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Live Patching 12:

      zypper in -t patch SUSE-SLE-Live-Patching-12-2018-393=1

   To bring your system up-to-date, use "zypper patch".

Package List:

   - SUSE Linux Enterprise Live Patching 12 (x86_64):

      kgraft-patch-4_4_103-92_53-default-3-2.1

References:

   https://www.suse.com/security/cve/CVE-2017-18075.html
   https://bugzilla.suse.com/1077268
   https://bugzilla.suse.com/1077404

- -- 

   SUSE Security Update: Security update for the Linux Kernel (Live Patch 13 for SLE 12 SP2)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:0579-1
Rating:             important
References:         #1077268 #1077404 
Cross-References:   CVE-2017-18075
Affected Products:
                    SUSE Linux Enterprise Live Patching 12
______________________________________________________________________________

   An update that solves one vulnerability and has one errata
   is now available.

Description:

   This update for the Linux Kernel 4.4.74-92_38 fixes several issues.

   The following security issue was fixed:

   - CVE-2017-18075: crypto/pcrypt.c in the Linux kernel mishandled freeing
     instances, allowing a local user able to access the AF_ALG-based AEAD
     interface (CONFIG_CRYPTO_USER_API_AEAD) and pcrypt
     (CONFIG_CRYPTO_PCRYPT) to cause a denial of service (kfree of an
     incorrect pointer) or possibly have unspecified other impact by
     executing a crafted sequence of system calls (bsc#1077404).

   Non security issue fixed:

   - btrfs: account for pinned bytes in should_alloc_chunk (bsc#1077268)

Patch Instructions:

   To install this SUSE Security Update use YaST online_update.
   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Live Patching 12:

      zypper in -t patch SUSE-SLE-Live-Patching-12-2018-392=1

   To bring your system up-to-date, use "zypper patch".

Package List:

   - SUSE Linux Enterprise Live Patching 12 (x86_64):

      kgraft-patch-4_4_74-92_38-default-6-2.1

References:

   https://www.suse.com/security/cve/CVE-2017-18075.html
   https://bugzilla.suse.com/1077268
   https://bugzilla.suse.com/1077404

- -- 

   SUSE Security Update: Security update for the Linux Kernel (Live Patch 17 for SLE 12 SP2)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:0582-1
Rating:             important
References:         #1077268 #1077404 
Cross-References:   CVE-2017-18075
Affected Products:
                    SUSE Linux Enterprise Live Patching 12
______________________________________________________________________________

   An update that solves one vulnerability and has one errata
   is now available.

Description:

   This update for the Linux Kernel 4.4.103-92_56 fixes several issues.

   The following security issue was fixed:

   - CVE-2017-18075: crypto/pcrypt.c in the Linux kernel mishandled freeing
     instances, allowing a local user able to access the AF_ALG-based AEAD
     interface (CONFIG_CRYPTO_USER_API_AEAD) and pcrypt
     (CONFIG_CRYPTO_PCRYPT) to cause a denial of service (kfree of an
     incorrect pointer) or possibly have unspecified other impact by
     executing a crafted sequence of system calls (bsc#1077404).

   Non security issue fixed:

   - btrfs: account for pinned bytes in should_alloc_chunk (bsc#1077268)

Patch Instructions:

   To install this SUSE Security Update use YaST online_update.
   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Live Patching 12:

      zypper in -t patch SUSE-SLE-Live-Patching-12-2018-394=1

   To bring your system up-to-date, use "zypper patch".

Package List:

   - SUSE Linux Enterprise Live Patching 12 (x86_64):

      kgraft-patch-4_4_103-92_56-default-3-2.1

References:

   https://www.suse.com/security/cve/CVE-2017-18075.html
   https://bugzilla.suse.com/1077268
   https://bugzilla.suse.com/1077404

- -- 

   SUSE Security Update: Security update for the Linux Kernel (Live Patch 11 for SLE 12 SP2)
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:0584-1
Rating:             important
References:         #1077268 #1077404 
Cross-References:   CVE-2017-18075
Affected Products:
                    SUSE Linux Enterprise Live Patching 12
______________________________________________________________________________

   An update that solves one vulnerability and has one errata
   is now available.

Description:

   This update for the Linux Kernel 4.4.74-92_32 fixes several issues.

   The following security issue was fixed:

   - CVE-2017-18075: crypto/pcrypt.c in the Linux kernel mishandled freeing
     instances, allowing a local user able to access the AF_ALG-based AEAD
     interface (CONFIG_CRYPTO_USER_API_AEAD) and pcrypt
     (CONFIG_CRYPTO_PCRYPT) to cause a denial of service (kfree of an
     incorrect pointer) or possibly have unspecified other impact by
     executing a crafted sequence of system calls (bsc#1077404).

   Non security issue fixed:

   - btrfs: account for pinned bytes in should_alloc_chunk (bsc#1077268)

Patch Instructions:

   To install this SUSE Security Update use YaST online_update.
   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Live Patching 12:

      zypper in -t patch SUSE-SLE-Live-Patching-12-2018-390=1

   To bring your system up-to-date, use "zypper patch".

Package List:

   - SUSE Linux Enterprise Live Patching 12 (x86_64):

      kgraft-patch-4_4_74-92_32-default-7-2.1

References:

   https://www.suse.com/security/cve/CVE-2017-18075.html
   https://bugzilla.suse.com/1077268
   https://bugzilla.suse.com/1077404

- --------------------------END INCLUDED TEXT--------------------

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