PT-2021-6710 · Gifsicle+2 · Gifsicle+2

Published 2021-07-07 · Updated 2024-03-13 · CVE-2020-19752

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions gifsicle version 1.92

Description The issue is related to a NULL pointer dereference in the find color or error function. This can be exploited by a remote attacker to cause a denial of service.

Recommendations For gifsicle version 1.92, consider disabling the find color or error function as a temporary workaround until a patch is available.

Exploit

Fix

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALT-PU-2021-2345

ALT-PU-2022-2491

ALT-PU-2024-3605

BDU:2022-02071

CVE-2020-19752

Affected Products

Alt Linux

Debian

Gifsicle

References · 14

• 🔥 https://github.com/kohler/gifsicle/issues/140 · Exploit
• https://cve.org/CVERecord?id=CVE-2020-19752 · Security Note
• https://ubuntu.com/security/CVE-2020-19752 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2020-19752 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-19752 · Security Note
• https://bdu.fstec.ru/vul/2022-02071 · Security Note
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7H3ASG2BD4D4SAUUI6TOLUZYP2QYYHXY · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2020-19752 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2020-19752 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-19752 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DH7X7PGUN5BYXKW533DAX4KAEM4HPMJC · Vendor Advisory
• https://github.com/kohler/gifsicle/commit/eb9e083dcc0050996d79de2076ddc76011ad2f10 · Note
• https://t.me/cibsecurity/28390 · Telegram Post
• https://t.me/cvenotify/21368 · Telegram Post