CVE Vulnerabilities

CVE-2017-18120

Double Free

Published: Feb 02, 2018 | Modified: Nov 21, 2024
CVSS 3.x
7.8
HIGH
Source:
NVD
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.x
6.8 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:P
RedHat/V2
RedHat/V3
Ubuntu
LOW

A double-free bug in the read_gif function in gifread.c in gifsicle 1.90 allows a remote attacker to cause a denial-of-service attack or unspecified other impact via a maliciously crafted file, because last_name is mishandled, a different vulnerability than CVE-2017-1000421.

Weakness

The product calls free() twice on the same memory address.

Affected Software

Name Vendor Start Version End Version
Gifsicle Lcdf 1.90 (including) 1.90 (including)
Gifsicle Ubuntu artful *
Gifsicle Ubuntu esm-apps/xenial *
Gifsicle Ubuntu esm-infra-legacy/trusty *
Gifsicle Ubuntu trusty *
Gifsicle Ubuntu trusty/esm *
Gifsicle Ubuntu upstream *
Gifsicle Ubuntu xenial *

Potential Mitigations

References