Red HatCVE-2026-16254
Red Hat claircore: denial of service
Medium4.3CVE-2026-16254 · Published Jul 20, 2026 · updated Jul 21, 2026
A flaw was found in claircore's apk package scanner. Malformed package-database data in a container layer can cause an out-of-bounds access that panics the scanner. If that panic is not recovered, the Clair indexer process can crash, leading to a denial of service.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| Red Hat Advanced Cluster Security 4 Product | all versions | No fix yet |
| all versions | No fix yet | |
| all versions | No fix yet | |
| all versions | No fix yet | |
| all versions | No fix yet | |
| all versions | No fix yet | |
| all versions | No fix yet | |
| all versions | No fix yet | |
| all versions | No fix yet | |
| Red Hat Quay 3 Product | all versions | No fix yet |
| all versions | No fix yet |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-125
More Red Hat advisories
All Red Hat| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Jul 20 | Red Hat libcupsfilters: denial of service | High7.5 | No fix yet |
| Jul 20 | Red Hat Enterprise Linux 10: stack buffer overflow | Medium6.5 | No fix yet |
| Jul 20 | Red Hat: path traversal | Critical9.0 | No fix yet |
| Jul 20 | Red Hat Enterprise Linux 10: race condition | High7.3 | No fix yet |
| Jul 20 | Red Hat: denial of service | Medium5.3 | No fix yet |
| Jul 20 | Red Hat Enterprise Linux 10: out-of-bounds write | Medium6.5 | No fix yet |