Medium severity5.5NVD Advisory· Published Aug 9, 2021· Updated Jun 17, 2026
CVE-2021-34334
CVE-2021-34334
Description
Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An infinite loop is triggered when Exiv2 is used to read the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. The bug is fixed in version v0.27.5.
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Affected products
23cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
- osv-coords17 versionspkg:rpm/opensuse/exiv2&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/exiv2&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/exiv2&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/exiv2-0_26&distro=openSUSE%20Leap%2015.4pkg:rpm/suse/exiv2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP3pkg:rpm/suse/exiv2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP4pkg:rpm/suse/exiv2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP7pkg:rpm/suse/exiv2&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/exiv2&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/exiv2&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/exiv2&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/exiv2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/exiv2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/exiv2&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/exiv2&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/exiv2&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209pkg:rpm/suse/exiv2-0_26&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP4
< 0.26-150000.6.21.1+ 16 more
- (no CPE)range: < 0.26-150000.6.21.1
- (no CPE)range: < 0.27.5-150400.15.4.1
- (no CPE)range: < 0.27.5-5.1
- (no CPE)range: < 0.26-150400.9.16.1
- (no CPE)range: < 0.26-150000.6.21.1
- (no CPE)range: < 0.27.5-150400.15.4.1
- (no CPE)range: < 0.27.5-150400.15.7.1
- (no CPE)range: < 0.23-12.18.1
- (no CPE)range: < 0.23-12.18.1
- (no CPE)range: < 0.23-12.18.1
- (no CPE)range: < 0.23-12.18.1
- (no CPE)range: < 0.23-12.18.1
- (no CPE)range: < 0.23-12.18.1
- (no CPE)range: < 0.23-12.18.1
- (no CPE)range: < 0.23-12.18.1
- (no CPE)range: < 0.23-12.18.1
- (no CPE)range: < 0.26-150400.9.16.1
Patches
Vulnerability mechanics
References
6- github.com/Exiv2/exiv2/pull/1766nvdPatchThird Party Advisory
- github.com/Exiv2/exiv2/security/advisories/GHSA-hqjh-hpv8-8r9pnvdPatchThird Party Advisory
- lists.debian.org/debian-lts-announce/2023/01/msg00004.htmlnvdMailing ListThird Party Advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FMDT4PJB7P43WSOM3TRQIY3J33BAFVVE/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UYGDELIFFJWKUU7SO3QATCIXCZJERGAC/nvd
- security.gentoo.org/glsa/202312-06nvd
News mentions
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