VulnerabilityModified
CVE-2022-34299
There is a heap-based buffer over-read in libdwarf 0.4.0.
HIGH 8.1EPSS 1.43%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.43%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
There is a heap-based buffer over-read in libdwarf 0.4.0. This issue is related to dwarf_global_formref_b.
- CVSS 3.1
- 8.1 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
- EPSS
- 1.43% probability · 72th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-125
- Affected
- libdwarf project/libdwarf
- Source
- cve@mitre.org
References
- https://github.com/davea42/libdwarf-code/commit/7ef09e1fc9ba07653dd078edb2408631c7969162Patch, Third Party Advisory
- https://github.com/davea42/libdwarf-code/issues/119Exploit, Issue Tracking, Third Party Advisory
- https://github.com/davea42/libdwarf-code/commit/7ef09e1fc9ba07653dd078edb2408631c7969162Patch, Third Party Advisory
- https://github.com/davea42/libdwarf-code/issues/119Exploit, Issue Tracking, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.