CVE-2022-34299
CVE-2022-34299 is a high-severity vulnerability in Libdwarf Project Libdwarf with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-125.
Key facts
- Severity: High (CVSS 3.x base score 8.1)
- CVSS v2: 5.8
- EPSS exploit prediction: 1% (63rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-125
- Affected product: Libdwarf Project Libdwarf
- Published:
- Last modified:
Description
There is a heap-based buffer over-read in libdwarf 0.4.0. This issue is related to dwarf_global_formref_b.
Frequently asked questions
- What is CVE-2022-34299?
- There is a heap-based buffer over-read in libdwarf 0.4.0. This issue is related to dwarf_global_formref_b.
- How severe is CVE-2022-34299?
- CVE-2022-34299 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability high.
- Is CVE-2022-34299 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-34299?
- CVE-2022-34299 affects Libdwarf Project Libdwarf. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-34299?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2022-34299 published?
- CVE-2022-34299 was published on 2022-06-23 and last updated on 2026-06-17.
References
- https://github.com/davea42/libdwarf-code/commit/7ef09e1fc9ba07653dd078edb2408631c7969162
- https://github.com/davea42/libdwarf-code/issues/119
Affected products (1)
- cpe:2.3:a:libdwarf_project:libdwarf:0.4.0:*:*:*:*:*:*:*
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