| Name | CVE-2021-33294 |
| Description | In elfutils 0.183, an infinite loop was found in the function handle_symtab in readelf.c .Which allows attackers to cause a denial of service (infinite loop) via crafted file. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| elfutils (PTS) | jessie, jessie (lts) | 0.159-4.2+deb8u2 | vulnerable |
| stretch (security) | 0.168-1+deb9u1 | vulnerable |
| stretch (lts), stretch | 0.168-1+deb9u2 | vulnerable |
| buster (security), buster, buster (lts) | 0.176-1.1+deb10u1 | vulnerable |
| bullseye | 0.183-1 | vulnerable |
| bookworm | 0.188-2.1 | fixed |
| sid, trixie | 0.192-4 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| elfutils | source | (unstable) | 0.185-2 | unimportant | | |
Notes
Hang in CLI tool, no security impact
https://sourceware.org/bugzilla/show_bug.cgi?id=27501
https://sourceware.org/git/?p=elfutils.git;a=commit;h=480b6fa3662ba8ffeee274bf0d37423413c01e55 (elfutils-0.184)