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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2022.4005 Security update for the Linux Kernel 12 August 2022 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Linux Kernel Publisher: SUSE Operating System: SUSE Resolution: Patch/Upgrade CVE Names: CVE-2022-36946 CVE-2022-20166 CVE-2022-1462 CVE-2021-33656 CVE-2021-33655 CVE-2020-36558 CVE-2020-36557 Original Bulletin: https://www.suse.com/support/update/announcement/2022/suse-su-20222720-1 Comment: CVSS (Max): 7.8 CVE-2021-33655 (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 ______________________________________________________________________________ Announcement ID: SUSE-SU-2022:2720-1 Rating: important References: #1103269 #1114648 #1190812 #1195775 #1195926 #1198484 #1198829 #1200442 #1200598 #1200644 #1200651 #1200910 #1201196 #1201381 #1201429 #1201635 #1201636 #1201644 #1201651 #1201742 #1201752 #1201930 #1201940 #1201954 #1201958 Cross-References: CVE-2020-36557 CVE-2020-36558 CVE-2021-33655 CVE-2021-33656 CVE-2022-1462 CVE-2022-20166 CVE-2022-36946 Affected Products: SUSE Linux Enterprise Server 12-SP5 ______________________________________________________________________________ An update that solves 7 vulnerabilities and has 18 fixes is now available. Description: The SUSE Linux Enterprise 12 SP5 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: o CVE-2022-36946: Fixed an incorrect packet trucation operation which could lead to denial of service (bnc#1201940). o CVE-2022-20166: Fixed several possible memory safety issues due to unsafe operations (bsc#1200598). o CVE-2020-36558: Fixed a race condition involving VT_RESIZEX which could lead to a NULL pointer dereference and general protection fault (bnc# 1200910). o CVE-2020-36557: Fixed a race condition between the VT_DISALLOCATE ioctl and closing/opening of TTYs could lead to a use-after-free (bnc#1201429). o CVE-2021-33656: Fixed memory out of bounds write related to ioctl cmd PIO_FONT (bnc#1201636). o CVE-2021-33655: Fixed out of bounds write with ioctl FBIOPUT_VSCREENINFO (bnc#1201635). o CVE-2022-1462: Fixed an out-of-bounds read flaw in the TTY subsystem (bnc# 1198829). The following non-security bugs were fixed: o Add missing recommends of kernel-install-tools (bsc#1200442) o qla2xxx: drop patch which prevented nvme port discovery (bsc#1200651 bsc# 1200644 bsc#1201954 bsc#1201958). o kvm: emulate: do not adjust size of fastop and setcc subroutines (bsc# 1201930). o nfs: avoid NULL pointer dereference when there is unflushed data (bsc# 1201196). o kvm: emulate: Fix SETcc emulation function offsets with SLS (bsc#1201930). o lkdtm: Disable return thunks in rodata.c (bsc#1114648). o powerpc/64: Move paca allocation later in boot (bsc#1190812). o powerpc/fadump: fix PT_LOAD segment for boot memory area (bsc#1103269 ltc# 169948). o powerpc/fadump: make crash memory ranges array allocation generic (bsc# 1103269 ltc#169948). o powerpc: Set crashkernel offset to mid of RMA region (bsc#1190812). o rpm/kernel-obs-build.spec.in: Also depend on dracut-systemd (bsc#1195775) o rpm/kernel-obs-build.spec.in: add systemd-initrd and terminfo dracut module (bsc#1195775) o rpm/kernel-obs-build.spec.in: use default dracut modules (bsc#1195926, bsc# 1198484) Let's iron out the reduced initrd optimisation in Tumbleweed. Build full blown dracut initrd with systemd for SLE15 SP4. o scsi: qla2xxx: Add a new v2 dport diagnostic feature (bsc#1201958). o scsi: qla2xxx: Add debug prints in the device remove path (bsc#1201958). o scsi: qla2xxx: Check correct variable in qla24xx_async_gffid() (bsc# 1201958). o scsi: qla2xxx: Fix crash due to stale SRB access around I/O timeouts (bsc# 1201958). o scsi: qla2xxx: Fix discovery issues in FC-AL topology (bsc#1201651). o scsi: qla2xxx: Fix erroneous mailbox timeout after PCI error injection (bsc #1201958). o scsi: qla2xxx: Fix excessive I/O error messages by default (bsc#1201958). o scsi: qla2xxx: Fix imbalance vha->vref_count (bsc#1201651). o scsi: qla2xxx: Fix incorrect display of max frame size (bsc#1201958). o scsi: qla2xxx: Fix losing FCP-2 targets during port perturbation tests (bsc #1201958). o scsi: qla2xxx: Fix losing FCP-2 targets on long port disable with I/Os (bsc #1201958). o scsi: qla2xxx: Fix losing target when it reappears during delete (bsc# 1201958). o scsi: qla2xxx: Fix response queue handler reading stale packets (bsc# 1201651). o scsi: qla2xxx: Fix sparse warning for dport_data (bsc#1201651). o scsi: qla2xxx: Remove setting of 'req' and 'rsp' parameters (bsc#1201958). o scsi: qla2xxx: Remove unused 'ql_dm_tgt_ex_pct' parameter (bsc#1201958). o scsi: qla2xxx: Turn off multi-queue for 8G adapters (bsc#1201958). o scsi: qla2xxx: Update manufacturer details (bsc#1201958). o scsi: qla2xxx: Update version to 10.02.07.500-k (bsc#1201958). o scsi: qla2xxx: Update version to 10.02.07.600-k (bsc#1201958). o scsi: qla2xxx: Update version to 10.02.07.700-k (bsc#1201958). o scsi: qla2xxx: Update version to 10.02.07.800-k (bsc#1201958). o scsi: qla2xxx: Wind down adapter after PCIe error (bsc#1201958). o scsi: qla2xxx: Zero undefined mailbox IN registers (bsc#1201651). o scsi: qla2xxx: edif: Add bsg interface to read doorbell events (bsc# 1201958). o scsi: qla2xxx: edif: Add retry for ELS passthrough (bsc#1201958). o scsi: qla2xxx: edif: Fix I/O timeout due to over-subscription (bsc# 1201958). o scsi: qla2xxx: edif: Fix dropped IKE message (bsc#1201651). o scsi: qla2xxx: edif: Fix n2n discovery issue with secure target (bsc# 1201958). o scsi: qla2xxx: edif: Fix n2n login retry for secure device (bsc#1201958). o scsi: qla2xxx: edif: Fix no login after app start (bsc#1201958). o scsi: qla2xxx: edif: Fix no logout on delete for N2N (bsc#1201958). o scsi: qla2xxx: edif: Fix potential stuck session in sa update (bsc# 1201958). o scsi: qla2xxx: edif: Fix session thrash (bsc#1201958). o scsi: qla2xxx: edif: Fix slow session teardown (bsc#1201958). o scsi: qla2xxx: edif: Reduce Initiator-Initiator thrashing (bsc#1201958). o scsi: qla2xxx: edif: Reduce N2N thrashing at app_start time (bsc#1201958). o scsi: qla2xxx: edif: Reduce disruption due to multiple app start (bsc# 1201958). o scsi: qla2xxx: edif: Remove old doorbell interface (bsc#1201958). o scsi: qla2xxx: edif: Send LOGO for unexpected IKE message (bsc#1201958). o scsi: qla2xxx: edif: Synchronize NPIV deletion with authentication application (bsc#1201958). o scsi: qla2xxx: edif: Tear down session if keys have been removed (bsc# 1201958). o scsi: qla2xxx: edif: Wait for app to ack on sess down (bsc#1201958). o scsi: qla2xxx: edif: bsg refactor (bsc#1201958). o x86/entry: Remove skip_r11rcx (bsc#1201644). o x86/retbleed: Add fine grained Kconfig knobs (bsc#1114648). o xen/netback: avoid entering xenvif_rx_next_skb() with an empty rx queue (bsc#1201381). Special Instructions and Notes: Please reboot the system after installing this update. 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 Server 12-SP5: zypper in -t patch SUSE-SLE-SERVER-12-SP5-2022-2720=1 Package List: o SUSE Linux Enterprise Server 12-SP5 (x86_64): kernel-azure-4.12.14-16.106.1 kernel-azure-base-4.12.14-16.106.1 kernel-azure-base-debuginfo-4.12.14-16.106.1 kernel-azure-debuginfo-4.12.14-16.106.1 kernel-azure-debugsource-4.12.14-16.106.1 kernel-azure-devel-4.12.14-16.106.1 kernel-syms-azure-4.12.14-16.106.1 o SUSE Linux Enterprise Server 12-SP5 (noarch): kernel-devel-azure-4.12.14-16.106.1 kernel-source-azure-4.12.14-16.106.1 References: o https://www.suse.com/security/cve/CVE-2020-36557.html o https://www.suse.com/security/cve/CVE-2020-36558.html o https://www.suse.com/security/cve/CVE-2021-33655.html o https://www.suse.com/security/cve/CVE-2021-33656.html o https://www.suse.com/security/cve/CVE-2022-1462.html o https://www.suse.com/security/cve/CVE-2022-20166.html o https://www.suse.com/security/cve/CVE-2022-36946.html o https://bugzilla.suse.com/1103269 o https://bugzilla.suse.com/1114648 o https://bugzilla.suse.com/1190812 o https://bugzilla.suse.com/1195775 o https://bugzilla.suse.com/1195926 o https://bugzilla.suse.com/1198484 o https://bugzilla.suse.com/1198829 o https://bugzilla.suse.com/1200442 o https://bugzilla.suse.com/1200598 o https://bugzilla.suse.com/1200644 o https://bugzilla.suse.com/1200651 o https://bugzilla.suse.com/1200910 o https://bugzilla.suse.com/1201196 o https://bugzilla.suse.com/1201381 o https://bugzilla.suse.com/1201429 o https://bugzilla.suse.com/1201635 o https://bugzilla.suse.com/1201636 o https://bugzilla.suse.com/1201644 o https://bugzilla.suse.com/1201651 o https://bugzilla.suse.com/1201742 o https://bugzilla.suse.com/1201752 o https://bugzilla.suse.com/1201930 o https://bugzilla.suse.com/1201940 o https://bugzilla.suse.com/1201954 o https://bugzilla.suse.com/1201958 - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: https://auscert.org.au/gpg-key/ iQIVAwUBYvWxDMkNZI30y1K9AQgsqQ//UtlP5xj7tS9vh/mq7j+hJGRkmVkqDvUo 8nEsmMsKjOB0zS56JKEjw8JLj8My+1ZemkFI3g8+PpKsIpJthccyx9rogbJf+yhU 65L9yKX8mbn2tpwxLTlDd6mfs43LyeDMQR1eVquxchlfasvBQi6vAPcbmw+VgdNf D5JRehQ+MXqrUZ2yPI64j9yy+38GVwwwTqgY24HBlBcxjEbyuPASUEqUOD4pK/H0 lt0kOjbHgvlHxS1iXnM/pBTSoVXhS7FZ44dRpMOhAqBSxaC7yrc/x8yCeQFgYjau vB6Ek6CPk8mHilcyPGXgP3LS5Nj98QC5cH98eRYY6QJKjRFOUHaA/u9V88PZmMBq LqC9qC4qN7uA9wqrY1Xmlx4kPWhpzw21yKcoGVoVNKJAIiYMpQ3wAW7aOOxO3y5i FYc6i/0+Gp3iwkNQQLlEd93m/kDftd67pGkcdOyQmtIV8CHydOIUKPDlfYJoArDR YdP10L7OwmooKHpDaODL32qgBDqJ8kt4nENx7g9m3kxay2lWUWLIcB+0UfpksPOb lRjOAwrgcg65yWGs5odnHI5IYsuw/apvuS3o1b5JngqG6JcfZJaTrSn6J5Oi1aQv /3aDnuHp1zM6BmJW01yKRu4xQK5Gc9boUEGUvyevnsLVtNjOXsjfrYAdKBOWyiSx 8tYJv/GsVXM= =7ohX -----END PGP SIGNATURE-----