RHSA-2026:57010LowCVSS 2.8
Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
🔗 CVE IDs covered (1)
📋 Description
CVE-2026-18503 — python: Python: Denial of Service via super-linear regular expression work in csv.Sniffer.sniff()
🎯 Affected products4
- Red Hat Hardened Images
- python3-10-main@aarch64 as a component of Red Hat Hardened Images
- python3-10-main@src as a component of Red Hat Hardened Images
- python3-10-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: Do not pass untrusted or unbounded CSV input to csv.Sniffer.sniff(). If dialect detection is needed, limit the size of the sample passed to sniff() or use a known dialect directly with csv.reader().
🔗 References (5)
- selfhttps://access.redhat.com/errata/RHSA-2026:57010
- externalhttps://images.redhat.com/
- externalhttps://access.redhat.com/security/cve/CVE-2026-18503
- externalhttps://access.redhat.com/security/updates/classification/
- selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_57010.json