What’s Vulnerable › Vulnerabilities

CVE-2017-1000421

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-01-02 · updated 2026-06-17
• Weakness: CWE-416

Description

Gifsicle gifview 1.89 and older is vulnerable to a use-after-free in the read_gif function resulting potential code execution

Affected products

• Debian Linux: 7.0, 8.0, 9.0
• Lcdf Gifsicle: through 1.89

References

• https://github.com/kohler/gifsicle/issues/114
• https://lists.debian.org/debian-lts-announce/2018/01/msg00006.html
• https://www.debian.org/security/2018/dsa-4084
• https://github.com/kohler/gifsicle/issues/114
• https://lists.debian.org/debian-lts-announce/2018/01/msg00006.html
• https://www.debian.org/security/2018/dsa-4084

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