Reachable Assertion in Exiv2 - CVE-2021-32815

Vulnerability identifier: #VU69648

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2021-32815

CWE-ID: CWE-617

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a reachable assertion when handling metadata of image files. A remote attacker can pass a specially crafted image to the application and perform a denial of service (DoS) attack.

Exiv2
Gentoo Linux
SUSE CaaS Platform
SUSE Manager Proxy
SUSE Manager Server
SUSE Manager Retail Branch Server
SUSE Enterprise Storage
SUSE OpenStack Cloud Crowbar
SUSE OpenStack Cloud
SUSE Linux Enterprise Server
SUSE Linux Enterprise Server for SAP
SUSE Linux Enterprise Server for SAP Applications
SUSE Linux Enterprise Software Development Kit
SUSE Linux Enterprise High Performance Computing
SUSE Linux Enterprise Module for Desktop Applications
SUSE Linux Enterprise Desktop
openSUSE Leap
Ubuntu
openEuler
Fedora
exiv2-debugsource
libexiv2-12
libexiv2-12-debuginfo
libexiv2-devel
exiv2-debuginfo
libexiv2-14 (Ubuntu package)
libexiv2-26
libexiv2-26-32bit-debuginfo
libexiv2-26-32bit
exiv2-lang
libexiv2-doc
libexiv2-26-debuginfo
exiv2
libexiv2-27 (Ubuntu package)
mingw-exiv2
exiv2-help
exiv2-devel
media-gfx/exiv2

Install updates from vendor's website.

Exiv2 - update to 0.27.5 rc1
exiv2-debugsource - addressed in versions 0.23-12.18.1, 0.26-150000.6.26.1
libexiv2-12 - update to 0.23-12.18.1
libexiv2-12-debuginfo - update to 0.23-12.18.1
libexiv2-devel - addressed in versions 0.23-12.18.1, 0.26-150000.6.26.1
exiv2-debuginfo - addressed in versions 0.23-12.18.1, 0.26-150000.6.26.1
libexiv2-14 (Ubuntu package) - update to 0.25-3.1ubuntu0.18.04.11
libexiv2-26 - addressed in versions 0.26-150000.6.26.1, 0.26-150400.9.21.1
libexiv2-26-32bit-debuginfo - addressed in versions 0.26-150000.6.26.1, 0.26-150400.9.21.1
libexiv2-26-32bit - addressed in versions 0.26-150000.6.26.1, 0.26-150400.9.21.1
exiv2-lang - update to 0.26-150000.6.26.1
libexiv2-doc - update to 0.26-150000.6.26.1
libexiv2-26-debuginfo - addressed in versions 0.26-150000.6.26.1, 0.26-150400.9.21.1
exiv2 - update to 0.26-150000.6.26.1
libexiv2-27 (Ubuntu package) - addressed in versions 0.27.2-8ubuntu2.6, 0.27.3-3ubuntu1.5
mingw-exiv2 - addressed in versions 0.27.4-3.fc33, 0.27.4-3.fc34
exiv2-help - addressed in versions 0.27.5-1, 0.27.5-2
exiv2 - addressed in versions 0.27.5-1, 0.27.5-2
exiv2-devel - addressed in versions 0.27.5-1, 0.27.5-2
exiv2-debugsource - addressed in versions 0.27.5-1, 0.27.5-2
exiv2-debuginfo - addressed in versions 0.27.5-1, 0.27.5-2
media-gfx/exiv2 - update to 0.28.1

• https://github.com/Exiv2/exiv2/security/advisories/GHSA-mv9g-fxh2-m49m
• https://github.com/Exiv2/exiv2/pull/1739
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FMDT4PJB7P43WSOM3TRQIY3J33BAFVVE/
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UYGDELIFFJWKUU7SO3QATCIXCZJERGAC/

• Multiple vulnerabilities in Exiv2
• SUSE update for exiv2
• SUSE update for exiv2-0_26
• SUSE update for exiv2
• Gentoo update for Exiv2
• openEuler update for exiv2
• openEuler 20.03 LTS SP3 update for exiv2
• openEuler 22.03 LTS update for exiv2
• Ubuntu update for exiv2
• Fedora 33 update for mingw-exiv2
• Fedora 34 update for mingw-exiv2