CVE-2026-33630
ADVISORY - debianSummary
- c-ares 1.34.7-1 [trixie] - c-ares (Minor issue) [bookworm] - c-ares (Vulnerable event-loop code not present; read_answers()/requeue/host_query re-entrancy introduced in the 1.20+ rewrite, cf. CVE-2025-31498) [bullseye] - c-ares (Vulnerable event-loop code not present; cf. CVE-2025-31498) https://www.openwall.com/lists/oss-security/2026/07/06/8 https://github.com/c-ares/c-ares/security/advisories/GHSA-6wfj-rwm7-3542 Fixed by: https://github.com/c-ares/c-ares/commit/1fa3b86a0b8d18fe7b60f3228a01d770feb026bc (main) Fixed by: https://github.com/c-ares/c-ares/commit/d823199b688052dcdc1646f2ab4cb8c16b1c644a (v1.34.7)
Common Weakness Enumeration (CWE)
Alpine
CREATED
UPDATED
ADVISORY IDCVE-2026-33630
EXPLOITABILITY SCORE
-
EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-
| Package | Type | OS Name | OS Version | Affected Ranges | Fix Versions |
|---|---|---|---|---|---|
| alpine/c-ares | apk | alpine | 3.23 | <1.34.8-r0 | 1.34.8-r0 |
| alpine/c-ares | apk | alpine | 3.21 | <1.34.8-r0 | 1.34.8-r0 |
| alpine/c-ares | apk | alpine | 3.24 | <1.34.8-r0 | 1.34.8-r0 |
| alpine/c-ares | apk | alpine | 3.22 | <1.34.8-r0 | 1.34.8-r0 |
| alpine/c-ares | apk | alpine | edge | <1.34.8-r0 | 1.34.8-r0 |
Severity and metrics
No CVSS data available from this advisory.
Debian
CREATED
UPDATED
ADVISORY IDCVE-2026-33630
EXPLOITABILITY SCORE
-
EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-
CVSS SCORE
N/AlowUbuntu
CREATED
UPDATED
ADVISORY IDCVE-2026-33630
EXPLOITABILITY SCORE
-
EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-
CVSS SCORE
N/AmediumAmazon
CREATED
UPDATED
ADVISORY IDALAS2023-2026-1980
EXPLOITABILITY SCORE
-
EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-
CVSS SCORE
N/AhighAmazon
CREATED
UPDATED
ADVISORY IDALAS2023-2026-1981
EXPLOITABILITY SCORE
-
EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-
CVSS SCORE
N/AhighRocky
CREATED
UPDATED
ADVISORY IDRLSA-2026:42096
EXPLOITABILITY SCORE
-
EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-
CVSS SCORE
N/AhighOracle
CREATED
UPDATED
ADVISORY IDELSA-2026-42096
EXPLOITABILITY SCORE
-
EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-