Vulnerability Description
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 Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Upx | Upx | < 2022-11-23 |
| Fedoraproject | Fedora | 36 |
Related Weaknesses (CWE)
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2160382Issue TrackingPatchThird Party Advisory
- https://github.com/upx/upx/commit/779b648c5f6aa9b33f4728f79dd4d0efec0bf860PatchThird Party Advisory
- https://github.com/upx/upx/issues/631ExploitPatchThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://bugzilla.redhat.com/show_bug.cgi?id=2160382Issue TrackingPatchThird Party Advisory
- https://github.com/upx/upx/commit/779b648c5f6aa9b33f4728f79dd4d0efec0bf860PatchThird Party Advisory
- https://github.com/upx/upx/issues/631ExploitPatchThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
FAQ
What is CVE-2023-23457?
CVE-2023-23457 is a vulnerability with a CVSS score of 5.3 (MEDIUM). 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 ...
How severe is CVE-2023-23457?
CVE-2023-23457 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-23457?
Check the references section above for vendor advisories and patch information. Affected products include: Upx Upx, Fedoraproject Fedora.