high7.5
CVE-2017-15650
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 addre…
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Musl-Libc | Musl | through 1.1.6 |
Weakness classification
References
- NVD record
- CVE.org record
- http://git.musl-libc.org/cgit/musl/commit/?id=45ca5d3fcb6f874bf5ba55d0e9651cef68515395
- http://git.musl-libc.org/cgit/musl/tree/WHATSNEW
- http://openwall.com/lists/oss-security/2017/10/19/5
- http://git.musl-libc.org/cgit/musl/commit/?id=45ca5d3fcb6f874bf5ba55d0e9651cef68515395
- http://git.musl-libc.org/cgit/musl/tree/WHATSNEW
- http://openwall.com/lists/oss-security/2017/10/19/5