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VulnerabilityPublished

CVE-2026-112314: Red Hat Enterprise Linux 10 · Missing Release of Resource after Effective Lifetime

Affects Red Hat Enterprise Linux 10Source CVE Database V5

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Not known to be exploited · CVSS 7.5 High.

Data as of 9 Nov 2026, 20:34 UTC

CVSS 3.1 base score
7.5High
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (redhat)CVSS 3.17.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 9 Nov 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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 9 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
Red Hat Enterprise Linux 10krb5Affected–Fixed in–
Red Hat Enterprise Linux 6krb5Affected–Fixed in–
Red Hat Enterprise Linux 7krb5Affected–Fixed in–
Red Hat Enterprise Linux 8krb5Affected–Fixed in–
Red Hat Enterprise Linux 9krb5Affected–Fixed in–
Red Hat Hardened Imageskrb5Affected–Fixed in–

AI-suggested

Red Hat currently does not provide a mitigation that meets their criteria for ease of use, deployment, applicability, or stability. Users should monitor Red Hat advisories for any future fixes or mitigations. Since the vulnerability requires attacker control over RPC endpoints or network interception, limiting exposure to untrusted networks may reduce risk.

Description

A vulnerability in MIT Kerberos 5's clnttcp_call() function in Red Hat Enterprise Linux 10 causes a memory leak in GSS-RPC client programs by not freeing the RPC reply verifier between retries. This can be exploited by remote attackers who control an RPC endpoint or intercept client network traffic to cause a denial of service through resource exhaustion. The flaw affects client-side RPC processing only and does not impact authentication servers or default daemon operations. Exploitation requires continuous malformed responses during an active transaction and does not compromise data integrity or confidentiality. Red Hat rates this vulnerability as Moderate and currently has no effective mitigation that meets their criteria.

References

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