ALSA-2026:66000

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Source
https://errata.almalinux.org/8/ALSA-2026-66000.html
Import Source
https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json
JSON Data
https://api.osv.dev/v1/vulns/ALSA-2026:66000
Related
Published
2026-09-09T00:00:00Z
Modified
2026-09-10T11:15:05Z
Summary
Important: kernel security update
Details

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

Security Fix(es):

  • kernel: crypto: pcrypt - Fix handling of MAY_BACKLOG requests (CVE-2026-43493)
  • kernel: netfilter: conntrack: remove sprintf usage (CVE-2026-53002)
  • kernel: netfilter: synproxy: refresh tcphdr after skb_ensure_writable (CVE-2026-64007)
  • kernel: rhashtable: clear stale iter->p on table restart (CVE-2026-64563)
  • kernel: smb: client: validate DFS referral PathConsumed (CVE-2026-68343)
  • kernel: nvmet-rdma: handle inline data with a nonzero offset (CVE-2026-72129)
  • kernel: net: bridge: stop fast-leave after deleting a port group (CVE-2026-74480)

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
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
kernel

Package

Name
kernel
Purl
pkg:rpm/almalinux/kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
kernel-abi-stablelists

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
kernel-core

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
kernel-cross-headers

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
kernel-debug

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
kernel-debug-core

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
kernel-debug-devel

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
kernel-debug-modules

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.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
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
kernel-devel

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
kernel-doc

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
kernel-headers

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
kernel-modules

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
kernel-modules-extra

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
kernel-tools

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
kernel-tools-libs

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.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
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
kernel-zfcpdump

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
kernel-zfcpdump-core

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
kernel-zfcpdump-devel

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
kernel-zfcpdump-modules

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.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
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
perf

Package

Name
perf
Purl
pkg:rpm/almalinux/perf

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"
python3-perf

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-553.160.1.el8_10

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:66000.json"