PT-2020-6397 · Libraw+5 · Libraw+5

Sleicasper · Published 2020-08-19 · Updated 2022-12-09 · CVE-2020-24870

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Libraw versions prior to 0.20.1

Description The issue is related to a stack buffer overflow in the LibRaw::identify process dng fields function within the identify.cpp component of the Libraw image processing library. This overflow can be exploited by a remote attacker to gain access to confidential data, compromise data integrity, and cause a denial of service.

Recommendations For versions prior to 0.20.1, update to version 0.20.1 or later to resolve the issue. As a temporary workaround, consider restricting the use of the LibRaw::identify process dng fields function in identify.cpp until a patch is applied.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

ALSA-2021:4381

ALT-PU-2020-3199

BDU:2021-04597

CESA-2021_4381

CVE-2020-24870

RHSA-2021:4381

RHSA-2021_4381

RLSA-2021:4381

Affected Products

Alt Linux

Almalinux

Centos

Libraw

Red Hat

Rocky Linux

References · 114

• https://github.com/LibRaw/LibRaw/commit/4feaed4dea636cee4fee010f615881ccf76a096d · Patch
• https://linux.oracle.com/errata/ELSA-2021-4381.html · Vendor Advisory
• https://security.gentoo.org/glsa/202208-07 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-24870 · Vendor Advisory
• https://osv.dev/vulnerability/RLSA-2021:4381 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2020-24870 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-24870 · Security Note
• https://errata.rockylinux.org/RLSA-2021:4381 · Vendor Advisory
• https://osv.dev/vulnerability/ALSA-2021:4381 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-04597 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2020-24870 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2020-24870 · Vendor Advisory
• https://errata.almalinux.org/8/ALSA-2021-4381.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-24870 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2020-24870 · Security Note