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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2023.3298 Security update for the Linux Kernel (Live Patch 32 for SLE 12 SP5) 9 June 2023 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Linux Kernel Publisher: SUSE Operating System: SUSE Resolution: Patch/Upgrade CVE Names: CVE-2023-28464 CVE-2023-23454 CVE-2023-2162 CVE-2023-1989 CVE-2023-1281 Original Bulletin: https://www.suse.com/support/update/announcement/2023/suse-su-20232453-1 Comment: CVSS (Max): 7.8 CVE-2023-28464 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H) CVSS Source: SUSE Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - --------------------------BEGIN INCLUDED TEXT-------------------- Security update for the Linux Kernel (Live Patch 32 for SLE 12 SP5) Announcement ID: SUSE-SU-2023:2453-1 Rating: important o #1207188 o #1209683 References: o #1210500 o #1210662 o #1211111 o CVE-2023-1281 o CVE-2023-1989 Cross-References: o CVE-2023-2162 o CVE-2023-23454 o CVE-2023-28464 o CVE-2023-1281 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/ S:U/C:H/I:H/A:H o CVE-2023-1281 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/ S:U/C:H/I:H/A:H o CVE-2023-1989 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/ S:U/C:H/I:H/A:H o CVE-2023-1989 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/ S:U/C:H/I:H/A:H o CVE-2023-2162 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/ S:U/C:H/I:H/A:H CVSS scores: o CVE-2023-2162 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/ S:U/C:H/I:N/A:N o CVE-2023-23454 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N /S:U/C:H/I:H/A:H o CVE-2023-23454 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/ S:U/C:N/I:N/A:H o CVE-2023-28464 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N /S:U/C:H/I:H/A:H o CVE-2023-28464 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/ S:U/C:H/I:H/A:H o SUSE Linux Enterprise High Performance Computing 12 SP5 Affected o SUSE Linux Enterprise Live Patching 12-SP5 Products: o SUSE Linux Enterprise Server 12 SP5 o SUSE Linux Enterprise Server for SAP Applications 12 SP5 An update that solves five vulnerabilities can now be installed. Description: This update for the Linux Kernel 4.12.14-122_124 fixes several issues. The following security issues were fixed: o CVE-2023-28464: Fixed user-after-free that could lead to privilege escalation in hci_conn_cleanup in net/uetooth/hci_conn.c (bsc#1211111). o CVE-2023-1989: Fixed a use after free in btsdio_remove (bsc#1210500). o CVE-2023-1281: Fixed use after free that could lead to privilege escalation in tcindex (bsc#1209683). o CVE-2023-2162: Fixed an use-after-free flaw in iscsi_sw_tcp_session_create (bsc#1210662). o CVE-2023-23454: Fixed a type-confusion in the CBQ network scheduler (bsc# 1207188). Patch Instructions: To install this SUSE Important update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: o SUSE Linux Enterprise Live Patching 12-SP5 zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2023-2453=1 SUSE-SLE-Live-Patching-12-SP5-2023-2454=1 SUSE-SLE-Live-Patching-12-SP5-2023-2447=1 Package List: o SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64) kgraft-patch-4_12_14-122_127-default-10-2.2 kgraft-patch-4_12_14-122_124-default-12-2.2 kgraft-patch-4_12_14-122_136-default-7-2.2 References: o https://www.suse.com/security/cve/CVE-2023-1281.html o https://www.suse.com/security/cve/CVE-2023-1989.html o https://www.suse.com/security/cve/CVE-2023-2162.html o https://www.suse.com/security/cve/CVE-2023-23454.html o https://www.suse.com/security/cve/CVE-2023-28464.html o https://bugzilla.suse.com/show_bug.cgiid=1207188 o https://bugzilla.suse.com/show_bug.cgiid=1209683 o https://bugzilla.suse.com/show_bug.cgiid=1210500 o https://bugzilla.suse.com/show_bug.cgiid=1210662 o https://bugzilla.suse.com/show_bug.cgiid=1211111 - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: https://auscert.org.au/gpg-key/ iQIVAwUBZIKFa8kNZI30y1K9AQiClRAAhqSFbaqn2D5ZTVSp7Q7cKD25h0/Tijfe RrxrDJ57bhGa/LRNUQk8/mzT89Jtk/rbzPTVPyPTsyw6AkBIWoNJuejnaPpFBjES NrKW+adMuD+a8kXU0oAjnEEjuIBsatin+b4TanxL4mx6IHZpcUK5L0SNn2lizEGq /9rf6uuN3ORPvNUzXcWj5RTS5fBcWkT1J0iRm2VidgWu1gSC79XdleVMiDtZzCXH J9S4Avo/dODgNW09CP3Scx5GjSevjcqN6DVqP3PIZd2WGRL8INZ7EpFb/YRQeggh mmQ2pTM6JHg79ClxfWUu0nXY5L2Nvwbx49FQ8Napr7DaCeMwnixx6los+WYwyrmt PKlBd2tLuY4oFIBJ0K6mEppkrj1Ft+DkGr2bvZZnycZKrUKorcUk+7VCPxkNmd/2 f25ywDieNxgmLFBjaKHBOnm+lKgiOSbCKDmMg41SCVhjjcHGDYoZJQqKRpnBXMmK ZR2OCQZl57iyTPOQ2DAHWWvZKf1afvqtSGvcT7loUmXLB3s9n+MEdIheBWTTmN0F zI/Ec8whgTg1kpHOAB60uKY++BedjrZjhy6FtzAAo/2zFxu97jFa17kuVeWr+XBO EWIv8j74/E9qUhfLPgvN7OBHFOcpG2V4ITWeZLnvfnV0NX/L7aAl+XOe3Be/srIn +JUZBuYIReo= =Uxq0 -----END PGP SIGNATURE-----