CVE-2016-5434
CVE-2016-5434 is a medium-severity vulnerability in Pacman Project Pacman with a CVSS 3.x base score of 5.5. 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: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 7.1
- EPSS exploit prediction: 1% (71st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-125
- Affected product: Pacman Project Pacman
- Published:
- Last modified:
Description
libalpm, as used in pacman 5.0.1, allows remote attackers to cause a denial of service (infinite loop or out-of-bounds read) via a crafted signature file.
Frequently asked questions
- What is CVE-2016-5434?
- libalpm, as used in pacman 5.0.1, allows remote attackers to cause a denial of service (infinite loop or out-of-bounds read) via a crafted signature file.
- How severe is CVE-2016-5434?
- CVE-2016-5434 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2016-5434 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-2016-5434?
- CVE-2016-5434 affects Pacman Project Pacman. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2016-5434?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2016-5434 published?
- CVE-2016-5434 was published on 2017-01-30 and last updated on 2026-06-17.
References
- http://www.openwall.com/lists/oss-security/2016/06/11/4
- http://www.openwall.com/lists/oss-security/2016/06/14/6
- http://www.openwall.com/lists/oss-security/2020/04/21/9
- https://lists.archlinux.org/pipermail/pacman-dev/2016-June/021148.html
Affected products (1)
- cpe:2.3:a:pacman_project:pacman:5.0.1:*:*:*:*:*:*:*
More vulnerabilities in Pacman Project Pacman
- CVE-2019-18183 — Critical (CVSS 9.8): pacman before 5.2 is vulnerable to arbitrary command injection in lib/libalpm/sync.c in the apply_deltas() function.…
- CVE-2019-18182 — Critical (CVSS 9.8): pacman before 5.2 is vulnerable to arbitrary command injection in conf.c in the download_with_xfercommand() function.…
- CVE-2019-9686 — High (CVSS 8.8): pacman before 5.1.3 allows directory traversal when installing a remote package via a specified URL "pacman -U <url>"…
All CVEs affecting Pacman Project Pacman →
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