| Name | CVE-2017-7609 |
| Description | elf_compress.c in elfutils 0.168 does not validate the zlib compression factor, which allows remote attackers to cause a denial of service (memory consumption) via a crafted ELF file. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 859994 |
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 | fixed |
| stretch (security) | 0.168-1+deb9u1 | fixed |
| stretch (lts), stretch | 0.168-1+deb9u2 | fixed |
| buster (security), buster, buster (lts) | 0.176-1.1+deb10u1 | fixed |
| bullseye | 0.183-1 | fixed |
| 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 | wheezy | (not affected) | | | |
| elfutils | source | jessie | (not affected) | | | |
| elfutils | source | (unstable) | 0.168-1 | | | 859994 |
Notes
[jessie] - elfutils <not-affected> (Vulnerable code not present)
[wheezy] - elfutils <not-affected> (Vulnerable code not present)
https://sourceware.org/bugzilla/show_bug.cgi?id=21301
https://blogs.gentoo.org/ago/2017/04/03/elfutils-memory-allocation-failure-in-__libelf_decompress-elf_compress-c/