VulnerabilityModified
CVE-2022-32200
libdwarf 0.4.0 has a heap-based buffer over-read in _dwarf_check_string_valid in dwarf_util.c.
HIGH 7.8EPSS 0.97%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.97%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
libdwarf 0.4.0 has a heap-based buffer over-read in _dwarf_check_string_valid in dwarf_util.c.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 0.97% probability · 60th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-125
- Affected
- libdwarf project/libdwarf
- Source
- cve@mitre.org
References
- https://github.com/davea42/libdwarf-code/commit/8151575a6ace77d005ca5bb5d71c1bfdba3f7069Patch, Third Party Advisory
- https://github.com/davea42/libdwarf-code/issues/116Exploit, Issue Tracking, Third Party Advisory
- https://www.prevanders.net/dwarfbug.htmlProduct, Third Party Advisory
- https://github.com/davea42/libdwarf-code/commit/8151575a6ace77d005ca5bb5d71c1bfdba3f7069Patch, Third Party Advisory
- https://github.com/davea42/libdwarf-code/issues/116Exploit, Issue Tracking, Third Party Advisory
- https://www.prevanders.net/dwarfbug.htmlProduct, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.