Unrated severityNVD Advisory· Published Aug 12, 2021· Updated Feb 13, 2025
CVE-2021-20314
CVE-2021-20314
Description
Stack buffer overflow in libspf2 versions below 1.2.11 when processing certain SPF macros can lead to Denial of service and potentially code execution via malicious crafted SPF explanation messages.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
8- libspf2/libspf2description
- osv-coords6 versionspkg:rpm/opensuse/libspf2&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/libspf2&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/libspf2&distro=openSUSE%20Tumbleweedpkg:rpm/suse/libspf2&distro=SUSE%20Package%20Hub%2015%20SP1pkg:rpm/suse/libspf2&distro=SUSE%20Package%20Hub%2015%20SP2pkg:rpm/suse/libspf2&distro=SUSE%20Package%20Hub%2015%20SP3
< 1.2.10-bp153.5.1+ 5 more
- (no CPE)range: < 1.2.10-bp153.5.1
- (no CPE)range: < 1.2.10-bp153.5.1
- (no CPE)range: < 0.01-5.3
- (no CPE)range: < 1.2.10-bp153.5.1
- (no CPE)range: < 1.2.10-bp153.5.1
- (no CPE)range: < 1.2.10-bp153.5.1
Patches
Vulnerability mechanics
References
5- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CMSFT2NJDZ7PATRZSQPAOGSE7JD6ELOB/mitrevendor-advisoryx_refsource_FEDORA
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GFXJRHPE5OSCPTNA3ZZ4ORDHT4JQH3Y4/mitrevendor-advisoryx_refsource_FEDORA
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y6T4HYXXSUQCGJB2ES6X7Q74YYF7V7XU/mitrevendor-advisoryx_refsource_FEDORA
- bugzilla.redhat.com/show_bug.cgimitrex_refsource_MISC
- security.gentoo.org/glsa/202401-22mitre
News mentions
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