CVE-2026-53236: kernel security, bug fix, and enhancement update
Affects Linux kernelSource GCVE Database
Not known to be exploited : upgrade to 6.12.0-211.69.1.el10_2 soon.
Data as of 28 Oct 2026, 15:46 UTC
Rated High by Threat Radar's AI analysis · CVSS not yet scored by NVD
- Patch
- Available – fixed in 6.12.0-211.69.1.el10_2
Exploitation evidence
Disclosed: evidence found.
CVE published 28 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Upgrade the AlmaLinux to 6.12.0-211.69.1.el10_2.
Patches and advisories
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| AlmaLinux 10kernel | Affected
| Fixed in
|
| AlmaLinux 10kernel-64k | Affected
| Fixed in
|
| AlmaLinux 10kernel-64k-core | Affected
| Fixed in
|
| AlmaLinux 10kernel-64k-debug | Affected
| Fixed in
|
| AlmaLinux 10kernel-64k-debug-core | Affected
| Fixed in
|
| AlmaLinux 10kernel-64k-debug-devel | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
A security update is available and should be applied promptly. The fixed kernel version is 6.12.0-211.69.1.el10_2. Users should update their Red Hat Enterprise Linux 10.2 Extended Update Support systems to this version or later to remediate these vulnerabilities. No additional mitigation actions are indicated by the vendor advisory.
Description
Multiple security vulnerabilities affecting the Linux kernel have been addressed in an important update for Red Hat Enterprise Linux 10.2 Extended Update Support. The update includes fixes for several use-after-free issues, privilege restrictions, and other kernel-level bugs. The specific CVE-2026-53236 restricts the SO_ATTACH_FILTER socket option to privileged users. The update also includes various bug fixes and enhancements related to kernel stability and security.
References
- access.redhat.com/errata/RHSA-2026:91565 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-53236 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-53388 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-63978 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-63979 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-64027 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-64109 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-64523 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-68136 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-68338 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-72083 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-74515 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-74631 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-80824 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-89638 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-89777 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-93262 (opens in a new tab)
- bugzilla.redhat.com/2492709 (opens in a new tab)
- bugzilla.redhat.com/2502255 (opens in a new tab)
- bugzilla.redhat.com/2502341 (opens in a new tab)