Name | CVE-2021-30500 |
Description | Null pointer dereference was found in upx PackLinuxElf::canUnpack() in p_lx_elf.cpp,in version UPX 4.0.0. That allow attackers to execute arbitrary code and cause a denial of service via a 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) |
The table below lists information on source packages.
Source Package | Release | Version | Status |
---|---|---|---|
upx-ucl (PTS) | bullseye | 3.96-2 | vulnerable |
sid, trixie | 4.2.4-1 | fixed |
The information below is based on the following data on fixed versions.
Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
---|---|---|---|---|---|---|
upx-ucl | source | (unstable) | 4.2.2-1 | unimportant |
https://github.com/upx/upx/issues/485
https://github.com/upx/upx/commit/be050693f229d629f56650f67f612fc68e285600 (v3.99)