RHSA-2026:45327LowCVSS 5.3
Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update
🔗 CVE IDs covered (1)
📋 Description
CVE-2026-53910 — diffutils: heap‑based buffer overflow due to multiple signed integer overflows in line‑mapping calculations
🎯 Affected products4
- Red Hat Hardened Images
- diffutils-main@aarch64 as a component of Red Hat Hardened Images
- diffutils-main@src as a component of Red Hat Hardened Images
- diffutils-main@x86_64 as a component of Red Hat Hardened Images
✅ Remediation
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://images.redhat.com/ Workaround: To mitigate this vulnerability, do not run the diff3 program with untrusted input for the --diff-program argument or process untrusted diff output.
🔗 References (5)
- selfhttps://access.redhat.com/errata/RHSA-2026:45327
- externalhttps://access.redhat.com/security/cve/CVE-2026-53910
- externalhttps://access.redhat.com/security/updates/classification/
- externalhttps://images.redhat.com/
- selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_45327.json