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CVE-2026-23868VulnerabilityPublished Updated

Red Hat Security Advisory: giflib security update

Affects Red Hat giflibSource GCVE Database

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Not known to be exploited.

Data as of 5 Nov 2026, 21:18 UTC

Severity
High

Rated by Threat Radar · No CVSS score from NVD or the CNA

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 20 Apr 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 5 Nov 2026.

What to do

AI-suggested

Red Hat has released updated giflib packages for affected Red Hat Enterprise Linux 8.4 variants. Users should apply these official updates as described in the Red Hat advisory (RHSA-2026:8885) and the referenced article (https://access.redhat.com/articles/11258) to remediate the vulnerability. No additional mitigations are indicated by the vendor.

Description

A double-free vulnerability in giflib, a library for reading and writing GIF images, has been identified (CVE-2026-23868). This flaw can lead to memory corruption. Red Hat has issued a security update for affected versions in Red Hat Enterprise Linux 8.4 variants to address this issue.

References

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