PT-2018-3683 · Google+9 · Libwebp+9

Published 2018-11-22 · Updated 2023-02-09 · CVE-2018-25013

Positive Technologies (AI Summary)

CVSS v3.1

9.1

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Name of the Vulnerable Software and Affected Versions libwebp versions prior to 1.0.1

Description A heap-based buffer overflow was found in libwebp, related to a buffer overflow issue when reading beyond the buffer boundaries in memory. This issue can be exploited by a remote attacker to gain access to confidential information by creating a specially crafted file.

Recommendations For versions prior to 1.0.1, update to version 1.0.1 or later to resolve the issue. As a temporary workaround, consider restricting the use of the ShiftBytes() function until a patch is available.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

ALSA-2021:4231

ALT-PU-2018-2673

BDU:2021-03103

CESA-2021_4231

CVE-2018-25013

DLA-2677-1

DSA-4930-1

OPENSUSE-SU-2021:1860-1

OPENSUSE-SU-2021_1860-1

RHSA-2021:4231

RHSA-2021_4231

RLSA-2021:4231

SUSE-SU-2021:1830-1

SUSE-SU-2021:1860-1

USN-4971-1

USN-4971-2

Affected Products

Alt Linux

Almalinux

Astra Linux

Centos

Linuxmint

Red Hat

Rocky Linux

Suse

Ubuntu

Libwebp

References · 137

• https://wiki.astralinux.ru/pages/viewpage.action?pageId=153487325 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-03098 · Security Note
• https://osv.dev/vulnerability/USN-4971-1 · Vendor Advisory
• https://osv.dev/vulnerability/ALSA-2021:4231 · Vendor Advisory
• https://osv.dev/vulnerability/RLSA-2021:4231 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-36329 · Security Note
• https://ubuntu.com/security/CVE-2020-36332 · Vendor Advisory
• https://errata.rockylinux.org/RLSA-2021:4231 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-03106 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-25014 · Security Note
• https://ubuntu.com/security/CVE-2018-25013 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-36331 · Security Note
• https://osv.dev/vulnerability/DSA-4930-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-25012 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-36330 · Security Note