ALSA-2026:25121

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Source
https://errata.almalinux.org/8/ALSA-2026-25121.html
Import Source
https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json
JSON Data
https://api.test.osv.dev/v1/vulns/ALSA-2026:25121
Related
Published
2026-06-10T00:00:00Z
Modified
2026-06-11T15:59:09.677866752Z
Summary
Critical: kernel security update
Details

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

  • kernel: geneve: Fix use-after-free in genevefinddev(). (CVE-2025-21858)
  • kernel: smc: Fix use-after-free in tcpwritetimer_handler() (CVE-2023-53781)
  • kernel: nbd: defer config unlock in nbdgenlconnect (CVE-2025-68366)
  • kernel: libceph: prevent potential out-of-bounds reads in handleauthdone() (CVE-2026-22984)
  • kernel: libceph: replace overzealous BUGON in osdmapapply_incremental() (CVE-2026-22990)
  • kernel: netfilter: nf_tables: release flowtable after rcu grace period on error (CVE-2026-23392)
  • kernel: ALSA: 6fire: fix use-after-free on disconnect (CVE-2026-31581)
  • kernel: smb: client: fix OOB reads parsing symlink error response (CVE-2026-31613)
  • kernel: ip6tunnel: clear skb2->cb[] in ip4ip6err() (CVE-2026-43037)
  • kernel: ipv6: icmp: clear skb2->cb[] in ip6errgenicmpv6unreach() (CVE-2026-43038)
  • kernel: dlm: validate length in dlmsearchrsb_tree (CVE-2026-43125)
  • kernel: RDMA/rxe: Fix double free in rxesrqfrom_init (CVE-2026-45852)
  • kernel: RDMA/mlx4: Fix mis-use of RCU in mlx4srqevent() (CVE-2026-46181)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

References

Affected packages

AlmaLinux:8
bpftool

Package

Name
bpftool
Purl
pkg:rpm/almalinux/bpftool

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel

Package

Name
kernel
Purl
pkg:rpm/almalinux/kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-abi-stablelists

Package

Name
kernel-abi-stablelists
Purl
pkg:rpm/almalinux/kernel-abi-stablelists

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-core

Package

Name
kernel-core
Purl
pkg:rpm/almalinux/kernel-core

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-cross-headers

Package

Name
kernel-cross-headers
Purl
pkg:rpm/almalinux/kernel-cross-headers

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-debug

Package

Name
kernel-debug
Purl
pkg:rpm/almalinux/kernel-debug

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-debug-core

Package

Name
kernel-debug-core
Purl
pkg:rpm/almalinux/kernel-debug-core

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-debug-devel

Package

Name
kernel-debug-devel
Purl
pkg:rpm/almalinux/kernel-debug-devel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-debug-modules

Package

Name
kernel-debug-modules
Purl
pkg:rpm/almalinux/kernel-debug-modules

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-debug-modules-extra

Package

Name
kernel-debug-modules-extra
Purl
pkg:rpm/almalinux/kernel-debug-modules-extra

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-devel

Package

Name
kernel-devel
Purl
pkg:rpm/almalinux/kernel-devel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-doc

Package

Name
kernel-doc
Purl
pkg:rpm/almalinux/kernel-doc

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-headers

Package

Name
kernel-headers
Purl
pkg:rpm/almalinux/kernel-headers

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-modules

Package

Name
kernel-modules
Purl
pkg:rpm/almalinux/kernel-modules

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-modules-extra

Package

Name
kernel-modules-extra
Purl
pkg:rpm/almalinux/kernel-modules-extra

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-tools

Package

Name
kernel-tools
Purl
pkg:rpm/almalinux/kernel-tools

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-tools-libs

Package

Name
kernel-tools-libs
Purl
pkg:rpm/almalinux/kernel-tools-libs

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-tools-libs-devel

Package

Name
kernel-tools-libs-devel
Purl
pkg:rpm/almalinux/kernel-tools-libs-devel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-zfcpdump

Package

Name
kernel-zfcpdump
Purl
pkg:rpm/almalinux/kernel-zfcpdump

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-zfcpdump-core

Package

Name
kernel-zfcpdump-core
Purl
pkg:rpm/almalinux/kernel-zfcpdump-core

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-zfcpdump-devel

Package

Name
kernel-zfcpdump-devel
Purl
pkg:rpm/almalinux/kernel-zfcpdump-devel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-zfcpdump-modules

Package

Name
kernel-zfcpdump-modules
Purl
pkg:rpm/almalinux/kernel-zfcpdump-modules

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
kernel-zfcpdump-modules-extra

Package

Name
kernel-zfcpdump-modules-extra
Purl
pkg:rpm/almalinux/kernel-zfcpdump-modules-extra

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
perf

Package

Name
perf
Purl
pkg:rpm/almalinux/perf

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"
python3-perf

Package

Name
python3-perf
Purl
pkg:rpm/almalinux/python3-perf

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.132.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:25121.json"