CVE-2016-8859
CVE-2016-8859 is a critical-severity vulnerability in Etalabs Musl 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-190.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 3% (87th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-190
- Affected product: Etalabs Musl
- Published:
- Last modified:
Description
Multiple integer overflows in the TRE library and musl libc allow attackers to cause memory corruption via a large number of (1) states or (2) tags, which triggers an out-of-bounds write.
Frequently asked questions
- What is CVE-2016-8859?
- Multiple integer overflows in the TRE library and musl libc allow attackers to cause memory corruption via a large number of (1) states or (2) tags, which triggers an out-of-bounds write.
- How severe is CVE-2016-8859?
- CVE-2016-8859 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-2016-8859 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2016-8859?
- CVE-2016-8859 affects Etalabs Musl. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2016-8859?
- 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-2016-8859 published?
- CVE-2016-8859 was published on 2017-02-13 and last updated on 2026-06-17.
References
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00041.html
- http://www.openwall.com/lists/oss-security/2016/10/19/1
- http://www.openwall.com/lists/oss-security/2016/10/19/10
- http://www.securityfocus.com/bid/93795
- https://security.gentoo.org/glsa/201701-11
- https://security.gentoo.org/glsa/202007-43
Affected products (1)
- cpe:2.3:a:etalabs:musl:*:*:*:*:*:*:*:*
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