VULNERABILITY INTELLIGENCE
CVE-2017-15650
CVSS score7.5 HIGH
EPSS probability2.02%
CISA KEVNot currently listed
Published2017-10-19
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Description
musl libc before 1.1.17 has a buffer overflow via crafted DNS replies because dns_parse_callback in network/lookup_name.c does not restrict the number of addresses, and thus an attacker can provide an unexpected number by sending A records in a reply to an AAAA query.
Weakness classification
- CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
Primary references
- cve@mitre.org — Vendor Advisory
- cve@mitre.org — Vendor Advisory
- cve@mitre.org — Mailing List, Mitigation, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Mitigation, Third Party Advisory