Out-of-bounds read in Exiv2 - CVE-2026-27596

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Main Vulnerability Database Vulnerabilities #VU123479

Out-of-bounds read in Exiv2 - CVE-2026-27596

Published: March 3, 2026


Vulnerability identifier: #VU123479
CSH Severity: Low
CVSS v4: 1.8 [CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-27596
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to crash the application.

The vulnerability exists due to a boundary condition within the LoaderNative::getData() function in the preview component. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger an out-of-bounds read error and read contents of memory on the system.


Affected software

Exiv2
Gentoo Linux
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 15
Desktop Applications Module
openSUSE Leap
Ubuntu
openEuler
Anolis OS
Fedora
exiv2-debugsource
libexiv2-devel
libexiv2-12
libexiv2-12-debuginfo
exiv2-debuginfo
exiv2 (Ubuntu package)
libexiv2-26
libexiv2-26-debuginfo
exiv2-0_26-debugsource
libexiv2-26-64bit-debuginfo
libexiv2-26-64bit
libexiv2-26-32bit
libexiv2-26-32bit-debuginfo
libexiv2-27-64bit
libexiv2-27-64bit-debuginfo
libexiv2-27-32bit-debuginfo
libexiv2-27-32bit
exiv2-lang
exiv2
libexiv2-27
libexiv2-27-debuginfo
libexiv2-xmp-static
exiv2-devel
exiv2-help
exiv2-doc
exiv2-libs
media-gfx/exiv2
mingw-exiv2

How to mitigate CVE-2026-27596

Install updates from vendor's website.

Exiv2 - update to 0.28.8
exiv2-debugsource - addressed in versions 0.23-12.26.1, 0.27.5-150400.15.7.1
libexiv2-devel - addressed in versions 0.23-12.26.1, 0.27.5-150400.15.7.1
libexiv2-12 - update to 0.23-12.26.1
libexiv2-12-debuginfo - update to 0.23-12.26.1
exiv2-debuginfo - addressed in versions 0.23-12.26.1, 0.27.5-150400.15.7.1
exiv2 (Ubuntu package) - addressed in versions 0.25-2.1ubuntu16.04.7+esm5, 0.25-3.1ubuntu0.18.04.11+esm1, 0.27.2-8ubuntu2.7+esm1, 0.27.2-8ubuntu2.7+esm3, 0.27.5-3ubuntu1.1, 0.27.5-3ubuntu1.3, 0.27.6-1ubuntu0.1, 0.27.6-1ubuntu0.3, 0.28.5+dfsg-1ubuntu0.1, 0.28.5+dfsg-1ubuntu0.3
libexiv2-26 - update to 0.26-150400.9.34.1
libexiv2-26-debuginfo - update to 0.26-150400.9.34.1
exiv2-0_26-debugsource - update to 0.26-150400.9.34.1
libexiv2-26-64bit-debuginfo - update to 0.26-150400.9.34.1
libexiv2-26-64bit - update to 0.26-150400.9.34.1
libexiv2-26-32bit - update to 0.26-150400.9.34.1
libexiv2-26-32bit-debuginfo - update to 0.26-150400.9.34.1
libexiv2-27-64bit - update to 0.27.5-150400.15.7.1
libexiv2-27-64bit-debuginfo - update to 0.27.5-150400.15.7.1
libexiv2-27-32bit-debuginfo - update to 0.27.5-150400.15.7.1
libexiv2-27-32bit - update to 0.27.5-150400.15.7.1
exiv2-lang - update to 0.27.5-150400.15.7.1
exiv2 - update to 0.27.5-150400.15.7.1
libexiv2-27 - update to 0.27.5-150400.15.7.1
libexiv2-27-debuginfo - update to 0.27.5-150400.15.7.1
libexiv2-xmp-static - update to 0.27.5-150400.15.7.1
exiv2-debuginfo - update to 0.28.2-8
exiv2-debugsource - update to 0.28.2-8
exiv2 - update to 0.28.2-8
exiv2-devel - update to 0.28.2-8
exiv2-help - update to 0.28.2-8
exiv2 - update to 0.28.7-2
exiv2-doc - update to 0.28.7-2
exiv2-libs - update to 0.28.7-2
exiv2-devel - update to 0.28.7-2
media-gfx/exiv2 - update to 0.28.8
mingw-exiv2 - addressed in versions 0.28.8-1.fc42, 0.28.8-1.fc43, 0.28.8-1.fc44
exiv2 - addressed in versions 0.28.9-1.fc43, 0.28.9-1.fc45

External References

Related Security Bulletins