CVE-2018-16985
CVE-2018-16985 is a high-severity vulnerability in Lizard Project Lizard with a CVSS 3.x base score of 7.5. 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 7.5)
- CVSS v2: 5.0
- EPSS exploit prediction: 1% (71st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-125
- Affected product: Lizard Project Lizard
- Published:
- Last modified:
Description
In Lizard (formerly LZ5) 2.0, use of an invalid memory address was discovered in LZ5_compress_continue in lz5_compress.c, related to LZ5_compress_fastSmall and MEM_read32. The vulnerability causes a segmentation fault and application crash, which leads to denial of service.
Frequently asked questions
- What is CVE-2018-16985?
- In Lizard (formerly LZ5) 2.0, use of an invalid memory address was discovered in LZ5_compress_continue in lz5_compress.c, related to LZ5_compress_fastSmall and MEM_read32. The vulnerability causes a segmentation fault and application crash, which leads to denial of service.
- How severe is CVE-2018-16985?
- CVE-2018-16985 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2018-16985 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-16985?
- CVE-2018-16985 affects Lizard Project Lizard. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-16985?
- 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-2018-16985 published?
- CVE-2018-16985 was published on 2018-09-13 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:lizard_project:lizard:2.0:*:*:*:*:*:*:*
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