Lucene search

K
gitlabHttps://gitlab.com/gitlab-org/security-products/gemnasium-dbGITLAB-D6EAFAF3EB45B9C2FD649C8F78A433FE
HistoryMay 25, 2023 - 12:00 a.m.

Buffer Underwrite ('Buffer Underflow')

2023-05-2500:00:00
https://gitlab.com/gitlab-org/security-products/gemnasium-db
gitlab.com
12
c-ares
asynchronous resolver
buffer underflow
ipv6 addresses
administrator
configuration
vulnerability fix

0.0004 Low

EPSS

Percentile

5.1%

c-ares is an asynchronous resolver library. ares_inet_net_pton() is vulnerable to a buffer underflow for certain ipv6 addresses, in particular “0::00:00:00/2” was found to cause an issue. C-ares only uses this function internally for configuration purposes which would require an administrator to configure such an address via ares_set_sortlist(). However, users may externally use ares_inet_net_pton() for other purposes and thus be vulnerable to more severe issues. This issue has been fixed in 1.19.1.

CPENameOperatorVersion
conan/c-areslt1.19.1