06 February 2023
Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2023.0660 Security update for the Linux Kernel (Live Patch 31 for SLE 15 SP2) 6 February 2023 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Linux Kernel Publisher: SUSE Operating System: SUSE Resolution: Patch/Upgrade CVE Names: CVE-2022-3424 CVE-2022-2602 Original Bulletin: https://www.suse.com/support/update/announcement/2023/suse-su-20230237-1 Comment: CVSS (Max): 7.8 CVE-2022-2602 (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 31 for SLE 15 SP2) ______________________________________________________________________________ Announcement ID: SUSE-SU-2023:0237-1 Rating: important References: #1204167 #1205186 Cross-References: CVE-2022-2602 CVE-2022-3424 Affected Products: SUSE Linux Enterprise High Performance Computing 15-SP2 SUSE Linux Enterprise Module for Live Patching 15-SP2 SUSE Linux Enterprise Server 15-SP2 SUSE Linux Enterprise Server for SAP Applications 15-SP2 ______________________________________________________________________________ An update that fixes two vulnerabilities is now available. Description: This update for the Linux Kernel 5.3.18-150200_24_134 fixes several issues. The following security issues were fixed: o CVE-2022-3424: Fixed use-after-free in gru_set_context_option(), gru_fault () and gru_handle_user_call_os() that could lead to kernel panic (bsc# 1204167). o CVE-2022-2602: Fixed a local privilege escalation vulnerability involving Unix socket Garbage Collection and io_uring (bsc#1205186). 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 Module for Live Patching 15-SP2: zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP2-2023-237=1 Package List: o SUSE Linux Enterprise Module for Live Patching 15-SP2 (ppc64le s390x x86_64): kernel-livepatch-5_3_18-150200_24_134-default-4-150200.2.1 kernel-livepatch-5_3_18-150200_24_134-default-debuginfo-4-150200.2.1 kernel-livepatch-SLE15-SP2_Update_31-debugsource-4-150200.2.1 References: o https://www.suse.com/security/cve/CVE-2022-2602.html o https://www.suse.com/security/cve/CVE-2022-3424.html o https://bugzilla.suse.com/1204167 o https://bugzilla.suse.com/1205186 - --------------------------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 email@example.com 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: firstname.lastname@example.org 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/ iQIVAwUBY+CQ78kNZI30y1K9AQjoNQ/+L46pu4uku7tj1jDUufEuFKAjB7QdNeZa 1LayiIS2AmK5wZ9ucVxgdEW2G7qrpcCemyZ3kMigj8BBR44/MP3m9k4h2qB/HSZi cuEO68hskj4JYXoRCkxhy+85GkXRFlyk49HSSh4O61oFjFYd23s9esh1c4w6oA0r kG93KCNkDSBQInRSacQ5JFVCosN2m511h+LTMI1bDW4S1LsT8l7SZ4v++l4398jL VadnH0K26HGBXiSlLujm5KJHrXsaAZpqfL47IpH/qT2dKn7RwXLZGnxW3TqD0Qgo abuZihomZi1K055QisEiuLTHiKh2JlZjSHHYy9h53NbILsM1huY8fNf3phkimi0b Da8vD7s9oGY+ZIhTVoICPAnOykTRgtfIYGLQ/wZeCVEM2Z1qvofSE8+JQRo5kqd5 JGd/iCYE9y+ZwXQ8MZnTqRSfgxEVxLrqVT/C4foALWr2cu+0v5Eta6dLTVN5ijjz 4mUaxZ15x1mffqgL2m90HTfFTVHDsBMtPHEzw+qQ5bnzfT5gjN1/lw35P0eKfACW jSErBxnJFYy97Uj2hZlczislqvJSVIj+M32x+DJ+f50FsQlSdCDtH5Z6r3nHYI3R SDPr7c1d25ezhcEnizS3IfnpVyF3ygKnUHkkPGccrsdEoqCVjNeuVsebVc7sksBR ISu5xwalVN4= =cFma -----END PGP SIGNATURE-----