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PRIOn knowledge basePRION:CVE-2021-27645HistoryFeb 24, 2021 - 3:15 p.m.
Double free
2021-02-2415:15:00
PRIOn knowledge base
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The nameserver caching daemon (nscd) in the GNU C Library (aka glibc or libc6) 2.29 through 2.33, when processing a request for netgroup lookup, may crash due to a double-free, potentially resulting in degraded service or Denial of Service on the local system. This is related to netgroupcache.c.
References
lists.debian.org/debian-lts-announce/2022/10/msg00021.html
lists.fedoraproject.org/archives/list/[email protected]/message/7LZNT6KTMCCWPWXEOGSHD3YLYZKUGMH5/
lists.fedoraproject.org/archives/list/[email protected]/message/I7TS26LIZSOBLGJEZMJX4PXT5BQDE2WS/
security.gentoo.org/glsa/202107-07
sourceware.org/bugzilla/show_bug.cgi?id=27462
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