CVE-2023-23457
Upx: segv on packlinuxelf64::invert_pt_dynamic() in p_lx_elf.cpp
Vexday Risk Score
13Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 5.3EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Lifecycle
12 Jan 2023Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
A 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.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Affected products
upxReferences
https://bugzilla.redhat.com/show_bug.cgi?id=2160382https://github.com/upx/upx/commit/779b648c5f6aa9b33f4728f79dd4d0efec0bf860https://github.com/upx/upx/issues/631https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EL3BVKIGG3SH6I3KPOYQAWCBD4UMPOPI/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TGEP3FBNRZXGLIA2B2ICMB32JVMPREFZ/