| Name | CVE-2024-33601 |
| Description | nscd: netgroup cache may terminate daemon on memory allocation failure The Name Service Cache Daemon's (nscd) netgroup cache uses xmalloc or xrealloc and these functions may terminate the process due to a memory allocation failure resulting in a denial of service to the clients. The flaw was introduced in glibc 2.15 when the cache was added to nscd. This vulnerability is only present in the nscd binary. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3850-1, DSA-5678-1, ELA-1119-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| glibc (PTS) | jessie, jessie (lts) | 2.19-18+deb8u14 | fixed |
| stretch (security) | 2.24-11+deb9u1 | vulnerable | |
| stretch (lts), stretch | 2.24-11+deb9u7 | fixed | |
| buster (security), buster, buster (lts) | 2.28-10+deb10u4 | fixed | |
| bullseye | 2.31-13+deb11u11 | fixed | |
| bullseye (security) | 2.31-13+deb11u10 | fixed | |
| bookworm | 2.36-9+deb12u8 | fixed | |
| bookworm (security) | 2.36-9+deb12u7 | fixed | |
| sid, trixie | 2.40-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| glibc | source | jessie | 2.19-18+deb8u14 | ELA-1119-1 | ||
| glibc | source | stretch | 2.24-11+deb9u7 | ELA-1119-1 | ||
| glibc | source | buster | 2.28-10+deb10u4 | DLA-3850-1 | ||
| glibc | source | bullseye | 2.31-13+deb11u10 | DSA-5678-1 | ||
| glibc | source | bookworm | 2.36-9+deb12u7 | DSA-5678-1 | ||
| glibc | source | (unstable) | 2.37-19 |
https://sourceware.org/bugzilla/show_bug.cgi?id=31679
https://inbox.sourceware.org/libc-alpha/cover.1713974801.git.fweimer@redhat.com/
https://www.openwall.com/lists/oss-security/2024/04/24/2
https://sourceware.org/git/?p=glibc.git;a=blob;f=advisories/GLIBC-SA-2024-0007
Fixed by: https://sourceware.org/git?p=glibc.git;a=commit;h=c04a21e050d64a1193a6daab872bca2528bda44b