Red Hat Security Advisory: kernel-rt security update
Affects Linux kernelSource GCVE Database
Not known to be exploited.
Data as of 5 Nov 2026, 14:50 UTC
Rated by Threat Radar · No CVSS score from NVD or the CNA
Exploitation evidence
Disclosed: evidence found.
CVE published 8 Jan 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: 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 5 Nov 2026.
What to do
AI-suggested
Red Hat has released updated kernel-rt packages that fix this vulnerability. Users of Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions should apply the security update as described in the Red Hat advisory RHSA-2025:0056 and reboot their systems to ensure the fix takes effect.
Description
A security update for the Real Time Linux Kernel (kernel-rt) addresses a race condition vulnerability in the multipath TCP (mptcp) implementation related to subflow creation. This flaw is identified as CVE-2024-53122 and affects Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. The update requires a system reboot to take effect.