CVE-2023-23457

NameCVE-2023-23457
DescriptionA Segmentation fault was found in UPX in PackLinuxElf64::invert_pt_dynamic() in p_lx_elf.cpp. An attacker with a crafted input file allows invalid memory address access that could lead to a denial of service.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
upx-ucl (PTS)buster3.95-1vulnerable
bullseye3.96-2vulnerable
bookworm, sid3.96-3vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
upx-uclsource(unstable)(unfixed)unimportant

Notes

https://bugzilla.redhat.com/show_bug.cgi?id=2160382
https://github.com/upx/upx/commit/779b648c5f6aa9b33f4728f79dd4d0efec0bf860
https://github.com/upx/upx/issues/631

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