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OpenAdvisories
Medium RHSA-2026:38019 1 CVE

Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

Published Aug 22, 2026 · Updated Oct 17, 2026

Ecosystem: Red Hat

Fixed packages 1

ReleasePackageFixed in
Red Hat · Hardened Images 1 hummingbird:1 patch 0:2.8-4.3.hum1

Vulnerabilities 1

  • Medium 4.6
    CVE-2026-56288

    NULL Pointer Dereference in GNU patch

    GNU patch is vulnerable to a NULL pointer dereference when processing a specially crafted unified-diff patch file. Improper handling of consecutive end-of-file newline markers can corrupt internal hunk (single block of changes in diff) data structures, causin…

    GNU patch patch patch Debian Ubuntu Azure Linux Alpine

References

  • report
    https://access.redhat.com/security/cve/CVE-2026-56288
  • article
    https://access.redhat.com/security/updates/classification/
  • article
    https://images.redhat.com/
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_38019.json
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2498468
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-56288
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-56288
  • article
    https://cert.pl/en/posts/2026/07/CVE-2026-56288
  • article
    https://cgit.git.savannah.gnu.org/cgit/patch.git/
  • article
    https://cgit.git.savannah.gnu.org/cgit/patch.git/commit/?id=e6d6a4e021660679d7fc9150f981d4920f722313