CVE-2025-8114: NULL Pointer Dereference
Source CVE Database V5
Not known to be exploited · CVSS 4.7 Medium.
Data as of 26 Oct 2026, 06:26 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 17% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 24 Jul 2025
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 2026-10-26.
What to do
AI-suggested
Red Hat has released official security updates addressing CVE-2025-8114 as part of a libssh update in Red Hat Enterprise Linux 9. Users should apply the provided patches as detailed in Red Hat advisory RHSA-2026:18683 and the referenced update article (https://access.redhat.com/articles/11258). Patch status is confirmed as available. No additional mitigation is required beyond applying the official update.
Description
A flaw was found in libssh, a library that implements the SSH protocol. When calculating the session ID during the key exchange (KEX) process, an allocation failure in cryptographic functions may lead to a NULL pointer dereference. This issue can cause the client or server to crash.
References
- access.redhat.com/errata/RHSA-2026:18683 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2025-8114 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2383220 (opens in a new tab)
- git.libssh.org/projects/libssh.git/commit/?id=53ac23ded4cb2c5463f6c4cd1525331bd578812d (opens in a new tab)
- git.libssh.org/projects/libssh.git/commit/?id=65f363c9 (opens in a new tab)
- libssh.org/security/advisories/CVE-2025-8114.txt (opens in a new tab)