Medium severity5.3NVD Advisory· Published Feb 10, 2025· Updated May 12, 2026
CVE-2024-12133
CVE-2024-12133
Description
A flaw in libtasn1 causes inefficient handling of specific certificate data. When processing a large number of elements in a certificate, libtasn1 takes much longer than expected, which can slow down or even crash the system. This flaw allows an attacker to send a specially crafted certificate, causing a denial of service attack.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
31- osv-coords30 versionspkg:rpm/almalinux/libtasn1pkg:rpm/almalinux/libtasn1-develpkg:rpm/almalinux/libtasn1-toolspkg:rpm/opensuse/gnutls&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/libtasn1&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/libtasn1&distro=openSUSE%20Tumbleweedpkg:rpm/suse/libtasn1&distro=SUSE%20Enterprise%20Storage%207.1pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSSpkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Micro%205.1pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSSpkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/libtasn1&distro=SUSE%20Manager%20Proxy%204.3pkg:rpm/suse/libtasn1&distro=SUSE%20Manager%20Server%204.3
< 4.13-5.el8_10+ 29 more
- (no CPE)range: < 4.13-5.el8_10
- (no CPE)range: < 4.13-5.el8_10
- (no CPE)range: < 4.13-5.el8_10
- (no CPE)range: < 3.8.9-1.1
- (no CPE)range: < 4.13-150000.4.11.1
- (no CPE)range: < 4.20.0-1.1
- (no CPE)range: < 4.13-150000.4.11.1
- (no CPE)range: < 4.13-150000.4.11.1
- (no CPE)range: < 4.13-150000.4.11.1
- (no CPE)range: < 4.13-150000.4.11.1
- (no CPE)range: < 4.13-150000.4.11.1
- (no CPE)range: < 4.13-150000.4.11.1
- (no CPE)range: < 4.13-150000.4.11.1
- (no CPE)range: < 4.13-150000.4.11.1
- (no CPE)range: < 4.13-150000.4.11.1
- (no CPE)range: < 4.13-150000.4.11.1
- (no CPE)range: < 4.13-150000.4.11.1
- (no CPE)range: < 4.13-150000.4.11.1
- (no CPE)range: < 4.9-3.16.1
- (no CPE)range: < 4.13-150000.4.11.1
- (no CPE)range: < 4.13-150000.4.11.1
- (no CPE)range: < 4.13-150000.4.11.1
- (no CPE)range: < 4.13-150000.4.11.1
- (no CPE)range: < 4.13-150000.4.11.1
- (no CPE)range: < 4.13-150000.4.11.1
- (no CPE)range: < 4.9-3.16.1
- (no CPE)range: < 4.19.0-4.1
- (no CPE)range: < 4.19.0-slfo.1.1_2.1
- (no CPE)range: < 4.13-150000.4.11.1
- (no CPE)range: < 4.13-150000.4.11.1
Patches
Vulnerability mechanics
References
14- www.openwall.com/lists/oss-security/2025/02/06/6nvd
- access.redhat.com/errata/RHSA-2025:17347nvd
- access.redhat.com/errata/RHSA-2025:4049nvd
- access.redhat.com/errata/RHSA-2025:7077nvd
- access.redhat.com/errata/RHSA-2025:8021nvd
- access.redhat.com/errata/RHSA-2025:8385nvd
- access.redhat.com/security/cve/CVE-2024-12133nvd
- bugzilla.redhat.com/show_bug.cginvd
- cert-portal.siemens.com/productcert/html/ssa-082556.htmlnvd
- cert-portal.siemens.com/productcert/html/ssa-202008.htmlnvd
- gitlab.com/gnutls/libtasn1/-/blob/master/doc/security/CVE-2024-12133.mdnvd
- gitlab.com/gnutls/libtasn1/-/issues/52nvd
- lists.debian.org/debian-lts-announce/2025/02/msg00025.htmlnvd
- security.netapp.com/advisory/ntap-20250523-0003/nvd
News mentions
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