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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2022.4723 Security update for the Linux Kernel (Live Patch 25 for SLE 12 SP5) 26 September 2022 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Linux Kernel Publisher: SUSE Operating System: SUSE Resolution: Patch/Upgrade CVE Names: CVE-2022-39188 CVE-2022-29581 CVE-2022-1652 Original Bulletin: https://www.suse.com/support/update/announcement/2022/suse-su-20223350-1 Comment: CVSS (Max): 7.8 CVE-2022-29581 (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-------------------- SUSE Security Update: Security update for the Linux Kernel (Live Patch 25 for SLE 12 SP5) ______________________________________________________________________________ Announcement ID: SUSE-SU-2022:3350-1 Rating: important References: #1199695 #1200057 #1203116 Cross-References: CVE-2022-1652 CVE-2022-29581 CVE-2022-39188 Affected Products: SUSE Linux Enterprise Live Patching 12-SP5 ______________________________________________________________________________ An update that fixes three vulnerabilities is now available. Description: This update for the Linux Kernel 4.12.14-122_98 fixes several issues. The following security issues were fixed: o CVE-2022-39188: Fixed a race condition between unmap_mapping_range() and munmap() on VM_PFNMAP mappings leads to stale TLB entry (bsc#1203116). o CVE-2022-29581: Fixed an improper Update of Reference Count vulnerability in net/sched that causes privilege escalation to root (bsc#1199695). o CVE-2022-1652: Fixed a use-after-free in bad_flp_intr (bsc#1200057). Patch Instructions: To install this SUSE Security 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-SP5-2022-3349=1 SUSE-SLE-Live-Patching-12-SP5-2022-3350=1 Package List: o SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64): kgraft-patch-4_12_14-122_91-default-17-2.2 kgraft-patch-4_12_14-122_98-default-15-2.2 References: o https://www.suse.com/security/cve/CVE-2022-1652.html o https://www.suse.com/security/cve/CVE-2022-29581.html o https://www.suse.com/security/cve/CVE-2022-39188.html o https://bugzilla.suse.com/1199695 o https://bugzilla.suse.com/1200057 o https://bugzilla.suse.com/1203116 - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. 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/ iQIVAwUBYzDz98kNZI30y1K9AQio0BAAsWgeGfI/Fy9GLmrtFx0GmGGl4qjpE2cQ CA/lYu6VxoC4NM64d6Cf5nlH8DtOx3to4ejpC6u8pEY2ObFXQPoJipE9lz91Ypxu BNXxJpW3BW5g4x+ThmDPm5jrKXl8rWmraixopNtYu7SKDAJXrRkZ8/ZvQYwcxSkF LM/btzOk3foWJ4QbI/j8NsFjrp29O4Z5HtnMQsaQ3WiqgRoeYJVX3WY9KUqGQsOV xnXqA8i2S003E9fWWeh6nn5QioIfgVv2AKEknFeCUi36f5IlqrUxGG8HHdQTEMQG KZ/IsEN6gtqFZgAmIiEKwnvrwib6sIi1avEHTzqtguxKoCMhDEUiLRkgT5EzWAAz 6po5Xg7i/79JezUrrFMb7hg/9UEg6uwrv9r8iJj9Nf6wk0gi0wXd3cFhsJjdLT9K grVTYnULX86TpVWuWT3XfZPa7i31YXt4sdgHAA2as+Nz31PAmmFN9L815KwuXwgM 76MW5jCYVMSVS/K0bWX1i09sV6h+BJu+mdzT3vfCQRSN94dVIvngzxmdCn4FK0oZ wV5lSG0NyJLmZ8nPT9RP1ttKww6GAL4S8BVcZAKI+gXoQ3PkJ0RVYELKZZELyWxc wUHlbl6ojxxC0dxnrsq5YTyUkVZre+CIe9TeUEnzGrxhn07JzgDSYTmKTEBwKzSn +g6dpgO/Amg= =lU1V -----END PGP SIGNATURE-----