Security update for the Linux Kernel

Announcement ID:	SUSE-SU-2024:1978-1
Rating:	important
References:	bsc#1220960 bsc#1222619 bsc#1224904 bsc#1225026 bsc#1225030 bsc#1225060 bsc#1225177 bsc#1225208 bsc#1225318 bsc#1225411
Cross-References:	CVE-2021-47104 CVE-2021-47321 CVE-2021-47323 CVE-2021-47324 CVE-2021-47347 CVE-2021-47383 CVE-2021-47391 CVE-2021-47485 CVE-2021-47511 CVE-2023-52880 CVE-2024-26929 CVE-2024-26930
CVSS scores:	CVE-2021-47104 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVE-2021-47321 ( SUSE ): 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H CVE-2021-47323 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2021-47324 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2021-47347 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2021-47383 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2021-47391 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2021-47485 ( SUSE ): 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H CVE-2021-47511 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2023-52880 ( SUSE ): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2024-26929 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2024-26929 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2024-26930 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2024-26930 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:	SUSE Linux Enterprise Server 11 SP4 SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE 11-SP4

An update that solves 12 vulnerabilities can now be installed.

Description:

The SUSE Linux Enterprise 11 SP4 kernel was updated to receive various security bugfixes.

The following security bugs were fixed:

• CVE-2021-47104: Fixed memory leak in qib_user_sdma_queue_pkts() (bsc#1220960).
• CVE-2021-47321: Fixed possible use-after-free by calling del_timer_sync() (bsc#1225060).
• CVE-2021-47324: Fixed possible use-after-free in wdt_startup() (bsc#1225030).
• CVE-2021-47323: Fixed possible use-after-free in wdt_turnoff() (bsc#1225026).
• CVE-2021-47383: Fiedx out-of-bound vmalloc access in imageblit (bsc#1225208).
• CVE-2021-47511: Fixed negative period/buffer sizes (bsc#1225411).
• CVE-2021-47391: Ensure rdma_addr_cancel() happens before issuing more requests (bsc#1225318)
• CVE-2021-47347: Fixed possible buffer overflow in wl1251_cmd_scan (bsc#1225177).

Special Instructions and Notes:

• Please reboot the system after installing this update.

Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

• SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE 11-SP4
  zypper in -t patch SUSE-SLE-SERVER-11-SP4-LTSS-EXTREME-CORE-2024-1978=1
• SUSE Linux Enterprise Server 11 SP4
  zypper in -t patch SUSE-SLE-SERVER-11-SP4-LTSS-EXTREME-CORE-2024-1978=1

Package List:

• SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE 11-SP4 (nosrc x86_64)
  • kernel-xen-3.0.101-108.156.1
  • kernel-trace-3.0.101-108.156.1
  • kernel-ec2-3.0.101-108.156.1
  • kernel-default-3.0.101-108.156.1
• SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE 11-SP4 (x86_64)
  • kernel-default-devel-3.0.101-108.156.1
  • kernel-ec2-base-3.0.101-108.156.1
  • kernel-source-3.0.101-108.156.1
  • kernel-xen-base-3.0.101-108.156.1
  • kernel-xen-devel-3.0.101-108.156.1
  • kernel-syms-3.0.101-108.156.1
  • kernel-trace-base-3.0.101-108.156.1
  • kernel-default-base-3.0.101-108.156.1
  • kernel-trace-devel-3.0.101-108.156.1
  • kernel-ec2-devel-3.0.101-108.156.1
• SUSE Linux Enterprise Server 11 SP4 (nosrc x86_64)
  • kernel-xen-3.0.101-108.156.1
  • kernel-trace-3.0.101-108.156.1
  • kernel-ec2-3.0.101-108.156.1
  • kernel-default-3.0.101-108.156.1
• SUSE Linux Enterprise Server 11 SP4 (x86_64)
  • kernel-default-devel-3.0.101-108.156.1
  • kernel-ec2-base-3.0.101-108.156.1
  • kernel-source-3.0.101-108.156.1
  • kernel-xen-base-3.0.101-108.156.1
  • kernel-xen-devel-3.0.101-108.156.1
  • kernel-syms-3.0.101-108.156.1
  • kernel-trace-base-3.0.101-108.156.1
  • kernel-default-base-3.0.101-108.156.1
  • kernel-trace-devel-3.0.101-108.156.1
  • kernel-ec2-devel-3.0.101-108.156.1

References:

• https://www.suse.com/security/cve/CVE-2021-47104.html
• https://www.suse.com/security/cve/CVE-2021-47321.html
• https://www.suse.com/security/cve/CVE-2021-47323.html
• https://www.suse.com/security/cve/CVE-2021-47324.html
• https://www.suse.com/security/cve/CVE-2021-47347.html
• https://www.suse.com/security/cve/CVE-2021-47383.html
• https://www.suse.com/security/cve/CVE-2021-47391.html
• https://www.suse.com/security/cve/CVE-2021-47485.html
• https://www.suse.com/security/cve/CVE-2021-47511.html
• https://www.suse.com/security/cve/CVE-2023-52880.html
• https://www.suse.com/security/cve/CVE-2024-26929.html
• https://www.suse.com/security/cve/CVE-2024-26930.html
• https://bugzilla.suse.com/show_bug.cgi?id=1220960
• https://bugzilla.suse.com/show_bug.cgi?id=1222619
• https://bugzilla.suse.com/show_bug.cgi?id=1224904
• https://bugzilla.suse.com/show_bug.cgi?id=1225026
• https://bugzilla.suse.com/show_bug.cgi?id=1225030
• https://bugzilla.suse.com/show_bug.cgi?id=1225060
• https://bugzilla.suse.com/show_bug.cgi?id=1225177
• https://bugzilla.suse.com/show_bug.cgi?id=1225208
• https://bugzilla.suse.com/show_bug.cgi?id=1225318
• https://bugzilla.suse.com/show_bug.cgi?id=1225411