CVE-2022-35164
CVE-2022-35164 is a critical-severity vulnerability in Gnu Libredwg with a CVSS 3.x base score of 9.8. 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-416.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- EPSS exploit prediction: 1% (55th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-416
- Affected product: Gnu Libredwg
- Published:
- Last modified:
Description
LibreDWG v0.12.4.4608 & commit f2dea29 was discovered to contain a heap use-after-free via bit_copy_chain.
Frequently asked questions
- What is CVE-2022-35164?
- LibreDWG v0.12.4.4608 & commit f2dea29 was discovered to contain a heap use-after-free via bit_copy_chain.
- How severe is CVE-2022-35164?
- CVE-2022-35164 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2022-35164 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-35164?
- CVE-2022-35164 affects Gnu Libredwg. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-35164?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2022-35164 published?
- CVE-2022-35164 was published on 2022-08-18 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:gnu:libredwg:*:*:*:*:*:*:*:*
More vulnerabilities in Gnu Libredwg
- CVE-2021-28237 — Critical (CVSS 9.8): LibreDWG v0.12.3 was discovered to contain a heap-buffer overflow via decode_preR13.
- CVE-2019-20914 — Critical (CVSS 9.8): An issue was discovered in GNU LibreDWG through 0.9.3. There is a NULL pointer dereference in the function…
- CVE-2019-9775 — Critical (CVSS 9.1): An issue was discovered in GNU LibreDWG 0.7 and 0.7.1645. There is an out-of-bounds read in the function…
- CVE-2019-9774 — Critical (CVSS 9.1): An issue was discovered in GNU LibreDWG 0.7 and 0.7.1645. There is an out-of-bounds read in the function bit_read_B at…
- CVE-2023-36274 — High (CVSS 8.8): LibreDWG v0.11 to v0.12.5 was discovered to contain a heap buffer overflow via the function bit_write_TF at bits.c.
- CVE-2023-36273 — High (CVSS 8.8): LibreDWG v0.12.5 was discovered to contain a heap buffer overflow via the function bit_calc_CRC at bits.c.
All CVEs affecting Gnu Libredwg →
Other CWE-416 (Use After Free) vulnerabilities
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- CVE-2026-4688 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox…
- CVE-2025-24085 — Critical (CVSS 10.0): A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.3 and iPadOS 18.3,…
- CVE-2024-43102 — Critical (CVSS 10.0): Concurrent removals of certain anonymous shared memory mappings by using the UMTX_SHM_DESTROY sub-request of…
- CVE-2021-32495 — Critical (CVSS 10.0): Radare2 has a use-after-free vulnerability in pyc parser's get_none_object function. Attacker can read freed memory…