CRITICAL · 9.8

CVE-2017-1000421

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

Vulnerability Description

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

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
LcdfGifsicle<= 1.89
DebianDebian Linux7.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2017-1000421?

CVE-2017-1000421 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Gifsicle gifview 1.89 and older is vulnerable to a use-after-free in the read_gif function resulting potential code execution

How severe is CVE-2017-1000421?

CVE-2017-1000421 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2017-1000421?

Check the references section above for vendor advisories and patch information. Affected products include: Lcdf Gifsicle, Debian Debian Linux.