| Name | CVE-2022-39170 |
| Description | libdwarf 0.4.1 has a double free in _dwarf_exec_frame_instr in dwarf_frame.c. |
| 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 |
|---|
| dwarfutils (PTS) | jessie | 20120410-2+deb8u1 | fixed |
| stretch | 20161124-1+deb9u1 | fixed |
| buster | 20180809-1 | fixed |
| bullseye | 20201201-1 | fixed |
| sid, trixie, bookworm | 20210528-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| dwarfutils | source | (unstable) | (not affected) | | | |
Notes
- dwarfutils <not-affected> (Vulnerable code introduced later)
https://github.com/davea42/libdwarf-code/issues/132
Introduced after: https://github.com/davea42/libdwarf-code/commit/d3ba444c4e4891545552590d9d36c2049197678e
Fixed by: https://github.com/davea42/libdwarf-code/commit/428235e3d132fb62faf7732735fdbb034d6264b4
https://www.prevanders.net/dwarfbug.html#DW202208-001