# Security update for the Linux Kernel

Announcement ID: SUSE-SU-2024:1669-1  
Rating: important  
References:

  * bsc#1210780
  * bsc#1213456
  * bsc#1218220
  * bsc#1218562
  * bsc#1218730
  * bsc#1218757
  * bsc#1219146
  * bsc#1219295
  * bsc#1219827
  * bsc#1220191
  * bsc#1220238
  * bsc#1220241
  * bsc#1220416
  * bsc#1220418
  * bsc#1220444
  * bsc#1220649
  * bsc#1221044
  * bsc#1221088
  * bsc#1221578
  * bsc#1221598
  * bsc#1222585
  * bsc#1222619
  * bsc#1223016
  * bsc#1223824

  
Cross-References:

  * CVE-2021-46904
  * CVE-2021-46905
  * CVE-2021-46932
  * CVE-2022-48619
  * CVE-2023-28746
  * CVE-2023-31083
  * CVE-2023-51780
  * CVE-2023-51782
  * CVE-2023-52340
  * CVE-2023-52429
  * CVE-2023-52445
  * CVE-2023-52449
  * CVE-2023-52475
  * CVE-2023-52590
  * CVE-2023-52591
  * CVE-2023-6270
  * CVE-2024-23851
  * CVE-2024-26733
  * CVE-2024-26898
  * CVE-2024-27043

  
CVSS scores:

  * CVE-2021-46904 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2021-46904 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2021-46905 ( SUSE ):  4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2021-46905 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2021-46932 ( SUSE ):  2.5 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
  * CVE-2021-46932 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2022-48619 ( SUSE ):  6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2022-48619 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-28746 ( SUSE ):  6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
  * CVE-2023-31083 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-31083 ( NVD ):  4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-51780 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-51780 ( NVD ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-51782 ( SUSE ):  6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-51782 ( NVD ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-52340 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-52340 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-52429 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-52429 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-52445 ( SUSE ):  6.3 CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-52445 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-52449 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-52449 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-52475 ( SUSE ):  6.3 CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-52590 ( SUSE ):  4.4 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
  * CVE-2023-52591 ( SUSE ):  7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
  * CVE-2023-6270 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-6270 ( NVD ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-23851 ( SUSE ):  4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
  * CVE-2024-23851 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2024-26733 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2024-26898 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-26898 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-27043 ( SUSE ):  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 20 vulnerabilities and has four security fixes 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-2024-27043: Fixed a use-after-free in edia/dvbdev in different places
    (bsc#1223824).
  * CVE-2024-26733: Fixed an overflow in arp_req_get() in arp (bsc#1222585).
  * CVE-2022-48619: Fixed a denial-of-service issue in drivers/input/input.c
    (bsc#1218220).
  * CVE-2021-46904: Fixed NULL pointer dereference during tty device
    unregistration (bsc#1220416).
  * CVE-2023-28746: Fixed Register File Data Sampling (bsc#1213456).
  * CVE-2021-46905: Fixed NULL pointer dereference on disconnect regression
    (bsc#1220418).
  * CVE-2023-52340: Fixed a denial of service related to ICMPv6 'Packet Too Big'
    packets (bsc#1219295).
  * CVE-2021-46932: Initialized work before appletouch device registration
    (bsc#1220444).
  * CVE-2023-52449: Fixed gluebi NULL pointer dereference caused by ftl notifier
    (bsc#1220238).
  * CVE-2023-52475: Fixed a use-after-free in powermate_config_complete()
    (bsc#1220649).
  * CVE-2023-52445: Fixed a use-after-free on context disconnection in pvrusb2
    (bsc#1220241).
  * CVE-2023-52429: Limited the number of targets and parameter size area for
    device mapper (bsc#1219146).
  * CVE-2023-51780: Fixed a use-after-free in do_vcc_ioctl() related to a
    vcc_recvmsg race condition (bsc#1218730).
  * CVE-2023-51782: Fixed a use-after-free in rose_ioctl() related to a
    rose_accept race condition (bsc#1218757).
  * CVE-2023-31083: Fixed a NULL pointer dereference in hci_uart_tty_ioctl()
    (bsc#1210780).

The following non-security bugs were fixed:

  * KVM: VMX: Move VERW closer to VMentry for MDS mitigation (git-fixes).
  * KVM: VMX: Use BT+JNC, i.e. EFLAGS.CF to select VMRESUME vs. VMLAUNCH (git-
    fixes).
  * tty: n_gsm: require CAP_NET_ADMIN to attach N_GSM0710 ldisc (bsc#1222619).
  * x86/asm: Add _ASM_RIP() macro for x86-64 (%rip) suffix (git-fixes).
  * x86/bugs: Add asm helpers for executing VERW (bsc#1213456).
  * x86/bugs: Use ALTERNATIVE() instead of mds_user_clear static key (git-
    fixes).
  * x86/entry_32: Add VERW just before userspace transition (git-fixes).
  * x86/entry_64: Add VERW just before userspace transition (git-fixes).

## 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-2024-1669=1

  * SUSE Linux Enterprise Server 11 SP4  
    zypper in -t patch SUSE-SLE-SERVER-11-SP4-LTSS-EXTREME-CORE-2024-1669=1

## Package List:

  * SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE 11-SP4 (nosrc x86_64)
    * kernel-ec2-3.0.101-108.153.1
    * kernel-default-3.0.101-108.153.1
    * kernel-trace-3.0.101-108.153.1
    * kernel-xen-3.0.101-108.153.1
  * SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE 11-SP4 (x86_64)
    * kernel-default-devel-3.0.101-108.153.1
    * kernel-xen-devel-3.0.101-108.153.1
    * kernel-default-base-3.0.101-108.153.1
    * kernel-ec2-devel-3.0.101-108.153.1
    * kernel-ec2-base-3.0.101-108.153.1
    * kernel-syms-3.0.101-108.153.1
    * kernel-xen-base-3.0.101-108.153.1
    * kernel-trace-base-3.0.101-108.153.1
    * kernel-source-3.0.101-108.153.1
    * kernel-trace-devel-3.0.101-108.153.1
  * SUSE Linux Enterprise Server 11 SP4 (nosrc x86_64)
    * kernel-ec2-3.0.101-108.153.1
    * kernel-default-3.0.101-108.153.1
    * kernel-trace-3.0.101-108.153.1
    * kernel-xen-3.0.101-108.153.1
  * SUSE Linux Enterprise Server 11 SP4 (x86_64)
    * kernel-default-devel-3.0.101-108.153.1
    * kernel-xen-devel-3.0.101-108.153.1
    * kernel-default-base-3.0.101-108.153.1
    * kernel-ec2-devel-3.0.101-108.153.1
    * kernel-ec2-base-3.0.101-108.153.1
    * kernel-syms-3.0.101-108.153.1
    * kernel-xen-base-3.0.101-108.153.1
    * kernel-trace-base-3.0.101-108.153.1
    * kernel-source-3.0.101-108.153.1
    * kernel-trace-devel-3.0.101-108.153.1

## References:

  * https://www.suse.com/security/cve/CVE-2021-46904.html
  * https://www.suse.com/security/cve/CVE-2021-46905.html
  * https://www.suse.com/security/cve/CVE-2021-46932.html
  * https://www.suse.com/security/cve/CVE-2022-48619.html
  * https://www.suse.com/security/cve/CVE-2023-28746.html
  * https://www.suse.com/security/cve/CVE-2023-31083.html
  * https://www.suse.com/security/cve/CVE-2023-51780.html
  * https://www.suse.com/security/cve/CVE-2023-51782.html
  * https://www.suse.com/security/cve/CVE-2023-52340.html
  * https://www.suse.com/security/cve/CVE-2023-52429.html
  * https://www.suse.com/security/cve/CVE-2023-52445.html
  * https://www.suse.com/security/cve/CVE-2023-52449.html
  * https://www.suse.com/security/cve/CVE-2023-52475.html
  * https://www.suse.com/security/cve/CVE-2023-52590.html
  * https://www.suse.com/security/cve/CVE-2023-52591.html
  * https://www.suse.com/security/cve/CVE-2023-6270.html
  * https://www.suse.com/security/cve/CVE-2024-23851.html
  * https://www.suse.com/security/cve/CVE-2024-26733.html
  * https://www.suse.com/security/cve/CVE-2024-26898.html
  * https://www.suse.com/security/cve/CVE-2024-27043.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1210780
  * https://bugzilla.suse.com/show_bug.cgi?id=1213456
  * https://bugzilla.suse.com/show_bug.cgi?id=1218220
  * https://bugzilla.suse.com/show_bug.cgi?id=1218562
  * https://bugzilla.suse.com/show_bug.cgi?id=1218730
  * https://bugzilla.suse.com/show_bug.cgi?id=1218757
  * https://bugzilla.suse.com/show_bug.cgi?id=1219146
  * https://bugzilla.suse.com/show_bug.cgi?id=1219295
  * https://bugzilla.suse.com/show_bug.cgi?id=1219827
  * https://bugzilla.suse.com/show_bug.cgi?id=1220191
  * https://bugzilla.suse.com/show_bug.cgi?id=1220238
  * https://bugzilla.suse.com/show_bug.cgi?id=1220241
  * https://bugzilla.suse.com/show_bug.cgi?id=1220416
  * https://bugzilla.suse.com/show_bug.cgi?id=1220418
  * https://bugzilla.suse.com/show_bug.cgi?id=1220444
  * https://bugzilla.suse.com/show_bug.cgi?id=1220649
  * https://bugzilla.suse.com/show_bug.cgi?id=1221044
  * https://bugzilla.suse.com/show_bug.cgi?id=1221088
  * https://bugzilla.suse.com/show_bug.cgi?id=1221578
  * https://bugzilla.suse.com/show_bug.cgi?id=1221598
  * https://bugzilla.suse.com/show_bug.cgi?id=1222585
  * https://bugzilla.suse.com/show_bug.cgi?id=1222619
  * https://bugzilla.suse.com/show_bug.cgi?id=1223016
  * https://bugzilla.suse.com/show_bug.cgi?id=1223824

SUSE: 2024:1669-1 important: the Linux Kernel Security Advisory Updates

August 19, 2024
* bsc#1210780 * bsc#1213456 * bsc#1218220 * bsc#1218562 * bsc#1218730

Summary

## The SUSE Linux Enterprise 11 SP4 kernel was updated to receive various security bugfixes. The following security bugs were fixed: * CVE-2024-27043: Fixed a use-after-free in edia/dvbdev in different places (bsc#1223824). * CVE-2024-26733: Fixed an overflow in arp_req_get() in arp (bsc#1222585). * CVE-2022-48619: Fixed a denial-of-service issue in drivers/input/input.c (bsc#1218220). * CVE-2021-46904: Fixed NULL pointer dereference during tty device unregistration (bsc#1220416). * CVE-2023-28746: Fixed Register File Data Sampling (bsc#1213456). * CVE-2021-46905: Fixed NULL pointer dereference on disconnect regression (bsc#1220418). * CVE-2023-52340: Fixed a denial of service related to ICMPv6 'Packet Too Big' packets (bsc#1219295). * CVE-2021-46932: Initialized work before appletouch device registration (bsc#1220444). * CVE-2023-52449: Fixed gluebi NULL pointer dereference caused by ftl notifier (bsc#1220238). * CVE-2023-52475: F...

Read the Full Advisory

References

* bsc#1210780

* bsc#1213456

* bsc#1218220

* bsc#1218562

* bsc#1218730

* bsc#1218757

* bsc#1219146

* bsc#1219295

* bsc#1219827

* bsc#1220191

* bsc#1220238

* bsc#1220241

* bsc#1220416

* bsc#1220418

* bsc#1220444

* bsc#1220649

* bsc#1221044

* bsc#1221088

* bsc#1221578

* bsc#1221598

* bsc#1222585

* bsc#1222619

* bsc#1223016

* bsc#1223824

Cross-

* CVE-2021-46904

* CVE-2021-46905

* CVE-2021-46932

* CVE-2022-48619

* CVE-2023-28746

* CVE-2023-31083

* CVE-2023-51780

* CVE-2023-51782

* CVE-2023-52340

* CVE-2023-52429

* CVE-2023-52445

* CVE-2023-52449

* CVE-2023-52475

* CVE-2023-52590

* CVE-2023-52591

* CVE-2023-6270

* CVE-2024-23851

* CVE-2024-26733

* CVE-2024-26898

* CVE-2024-27043

CVSS scores:

* CVE-2021-46904 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

* CVE-2021-46904 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

* CVE-2021-46905 ( SUSE ): 4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

* CVE-2021-46905 ( NV...

Read the Full Advisory

Severity
Announcement ID: SUSE-SU-2024:1669-1
Rating: important

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