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No exploitation reportedFix available

CVE-2026-23868

No exploitation reported by the sources we read.

  • Published2026-03-10
  • WeaknessCWE-415 · CWE-825

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Giflib contains a double-free vulnerability that is the result of a shallow copy in GifMakeSavedImage and incorrect error handling. The conditions needed to trigger this vulnerability are difficult but may be possible.

Timeline

dates in UTC
  1. 2026-03-1020:16CVE publishedNVD

Versions per branch

NVD
Giflib project giflib
BranchAffectedFixed in
6.1≥ 5.0.0, ≤ 6.1.1no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA1 product

As Meta, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • giflibother versions: affected
    Affected
    • ≥ 5.0.0, ≤ 6.1.1no fix statedsemver

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2026-03-10

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • apache-nifiCleanStartall versions · fixed in 2.9.0-r3
  • apache-nifiCleanStartall versions · fixed in 2.6.0-r3
  • giflibUbuntu:Pro:18.04:LTSall versions · no fixed version listed
  • giflibUbuntu:Pro:16.04:LTSall versions · no fixed version listed
  • giflibUbuntu:26.04:LTSall versions · fixed in 5.2.2-1ubuntu3.2
  • giflibUbuntu:25.10all versions · no fixed version listed
  • giflibUbuntu:24.04:LTSall versions · fixed in 5.2.2-1ubuntu1.2
  • giflibUbuntu:22.04:LTSall versions · fixed in 5.1.9-2ubuntu0.3

59 more package ranges on OSV.dev

Vendor advisories

  • CVE-2026-23868 Red Hat Product Security480 products fixed · 3 known affected

    giflib: Giflib: Double-free vulnerability leading to memory corruption

    giflib-devel as a component of Red Hat Enterprise Linux 6 · giflib-utils as a component of Red Hat Enterprise Linux 6 · giflib.src as a component of Red Hat Enterprise Linux 6

  • RHSA-2026:25096 Red Hat Product Security2 products fixed

    Red Hat Security Advisory: Red Hat AI Inference Server Model Optimization Tools 3.2.2 (cuda)

  • RHSA-2026:19367 Red Hat Product Security41 products fixed

    Red Hat Security Advisory: giflib update

  • RHSA-2026:19154 Red Hat Product Security33 products fixed

    Red Hat Security Advisory: giflib security update

  • RHSA-2026:16174 Red Hat Product Security3 products fixed

    Red Hat Security Advisory: Red Hat AI Inference Server 3.3.3 (Spyre)

  • RHSA-2026:16030 Red Hat Product Security2 products fixed

    Red Hat Security Advisory: Red Hat AI Inference Server 3.3.3 (CUDA)

15 more advisories

Full record on NVD

Fix

  1. Vendor fix Red Hat Product Security RHSA-2026:25096 · 2 productsFor more information visit https://access.redhat.com/errata/RHSA-2026:25096
  2. Vendor fix Red Hat Product Security RHSA-2026:19367 · 41 productsPlease update
  3. Vendor fix Red Hat Product Security RHSA-2026:19154 · 33 productsFor details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
  4. Vendor fix Red Hat Product Security RHSA-2026:16174 · 3 productsFor more information visit https://access.redhat.com/errata/RHSA-2026:16174
  5. Vendor fix Red Hat Product Security RHSA-2026:16030 · 2 productsFor more information visit https://access.redhat.com/errata/RHSA-2026:16030
  6. Vendor fix Red Hat Product Security RHSA-2026:16009 · 1 productFor more information visit https://access.redhat.com/errata/RHSA-2026:16009

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

  • NVDCVE recordread 2026-10-23
  • CISA-ADPSSVC decisionnone2026-03-11
  • CISA-ADPCVSS 3.15.12026-03-11
  • CNACVSS 3.17known since 2026-10-23
  • CISA-ADPweakness (CWE)CWE-4152026-03-11
  • CNAweakness (CWE)CWE-825known since 2026-10-23
  • FIRST EPSSEPSS score0.2 %2026-11-08
  • OSVaffected packages—

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Published
2026-03-10
Last Modified
2026-07-15
NVD status
Modified

Frequently asked questions

What is CVE-2026-23868?

Giflib contains a double-free vulnerability that is the result of a shallow copy in GifMakeSavedImage and incorrect error handling. The conditions needed to trigger this vulnerability are difficult but may be possible.

Is CVE-2026-23868 actively exploited?

Active exploitation of CVE-2026-23868 has not been confirmed. Its EPSS score was 0.2% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-23868?

CVE-2026-23868 has a CVSS v3 base score of 7 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

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