CLSA-2026-1783414634

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Import Source
https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json
JSON Data
https://api.osv.dev/v1/vulns/CLSA-2026-1783414634
Upstream
CVE (13)
Published
2026-10-18T05:52:23Z
Modified
2026-10-26T09:43:51Z
Summary
kernel: Fix of 14 CVEs
Details
  • KVM: x86: Fix shadow paging use-after-free due to unexpected GFN/role {CVE-2026-46113}
  • net: af_key: zero aligned sockaddr tail in PF_KEY exports {CVE-2026-43088}
  • ext4: block range must be validated before use in ext4_mb_clear_bb() {CVE-2022-50021}
  • ext4: add strict range checks while freeing blocks {CVE-2022-50021}
  • ext4: add ext4_sb_block_valid() refactored out of ext4_inode_block_valid() {CVE-2022-50021}
  • ip6_tunnel: clear skb2->cb[] in ip4ip6_err() {CVE-2026-43037}
  • ipv6: icmp: clear skb2->cb[] in ip6_err_gen_icmpv6_unreach() {CVE-2026-43038}
  • IB/mlx5: Fix initializing CQ fragments buffer {CVE-2021-47261}
  • blk-cgroup: fix UAF by grabbing blkcg lock before destroying blkg pd {CVE-2021-47379}
  • bpf, sockmap: Fix race between element replace and close() {CVE-2024-56664}
  • KVM: x86/mmu: Don't advance iterator after restart due to yielding {CVE-2021-47094}
  • atm: lec: fix use-after-free in sock_def_readable() {CVE-2026-43050}
  • net: bridge: fix vlan tunnel dst refcnt when egressing {CVE-2021-47222}
  • iommu: disable SVA when CONFIG_X86 is set {CVE-2025-71089}
  • nfnetlink_osf: validate individual option lengths in fingerprints {CVE-2026-23397}
  • net: bridge: fix vlan tunnel dst null pointer dereference {CVE-2021-47222}
References

Affected packages

TuxCare:CentOS:8.4
bpftool

Package

Name
bpftool
Purl
pkg:rpm/tuxcare/bpftool?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
kernel

Package

Name
kernel
Purl
pkg:rpm/tuxcare/kernel?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
kernel-core

Package

Name
kernel-core
Purl
pkg:rpm/tuxcare/kernel-core?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
kernel-cross-headers

Package

Name
kernel-cross-headers
Purl
pkg:rpm/tuxcare/kernel-cross-headers?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
kernel-debug

Package

Name
kernel-debug
Purl
pkg:rpm/tuxcare/kernel-debug?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
kernel-debug-core

Package

Name
kernel-debug-core
Purl
pkg:rpm/tuxcare/kernel-debug-core?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
kernel-debug-devel

Package

Name
kernel-debug-devel
Purl
pkg:rpm/tuxcare/kernel-debug-devel?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
kernel-debug-modules

Package

Name
kernel-debug-modules
Purl
pkg:rpm/tuxcare/kernel-debug-modules?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
kernel-debug-modules-extra

Package

Name
kernel-debug-modules-extra
Purl
pkg:rpm/tuxcare/kernel-debug-modules-extra?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
kernel-debug-modules-internal

Package

Name
kernel-debug-modules-internal
Purl
pkg:rpm/tuxcare/kernel-debug-modules-internal?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
kernel-devel

Package

Name
kernel-devel
Purl
pkg:rpm/tuxcare/kernel-devel?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
kernel-headers

Package

Name
kernel-headers
Purl
pkg:rpm/tuxcare/kernel-headers?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
kernel-ipaclones-internal

Package

Name
kernel-ipaclones-internal
Purl
pkg:rpm/tuxcare/kernel-ipaclones-internal?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
kernel-modules

Package

Name
kernel-modules
Purl
pkg:rpm/tuxcare/kernel-modules?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
kernel-modules-extra

Package

Name
kernel-modules-extra
Purl
pkg:rpm/tuxcare/kernel-modules-extra?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
kernel-modules-internal

Package

Name
kernel-modules-internal
Purl
pkg:rpm/tuxcare/kernel-modules-internal?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
kernel-selftests-internal

Package

Name
kernel-selftests-internal
Purl
pkg:rpm/tuxcare/kernel-selftests-internal?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
kernel-tools

Package

Name
kernel-tools
Purl
pkg:rpm/tuxcare/kernel-tools?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
kernel-tools-libs

Package

Name
kernel-tools-libs
Purl
pkg:rpm/tuxcare/kernel-tools-libs?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
kernel-tools-libs-devel

Package

Name
kernel-tools-libs-devel
Purl
pkg:rpm/tuxcare/kernel-tools-libs-devel?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
perf

Package

Name
perf
Purl
pkg:rpm/tuxcare/perf?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"
python3-perf

Package

Name
python3-perf
Purl
pkg:rpm/tuxcare/python3-perf?distro=centos-8.4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.18.0-305.25.1.el8_4.tuxcare.els43

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1783414634.json"