Unrated severityNVD Advisory· Published Jul 20, 2021· Updated May 5, 2025
CVE-2021-36980
CVE-2021-36980
Description
Open vSwitch (aka openvswitch) 2.11.0 through 2.15.0 has a use-after-free in decode_NXAST_RAW_ENCAP (called from ofpact_decode and ofpacts_decode) during the decoding of a RAW_ENCAP action.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
18- Open vSwitch/Open vSwitchdescription
- Range: 2.11.0 - 2.15.0
- osv-coords16 versionspkg:rpm/opensuse/dpdk&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/openvswitch&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/openvswitch&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/openvswitch&distro=openSUSE%20Tumbleweedpkg:rpm/suse/dpdk&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP4pkg:rpm/suse/openvswitch&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP3pkg:rpm/suse/openvswitch&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP4pkg:rpm/suse/openvswitch&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP3pkg:rpm/suse/openvswitch&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP4pkg:rpm/suse/openvswitch&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-ESPOSpkg:rpm/suse/openvswitch&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/openvswitch&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/openvswitch&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/openvswitch&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/openvswitch&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/openvswitch&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209
< 18.11.9-150100.4.23.1+ 15 more
- (no CPE)range: < 18.11.9-150100.4.23.1
- (no CPE)range: < 2.14.2-150300.19.3.1
- (no CPE)range: < 2.14.2-150400.24.3.1
- (no CPE)range: < 2.17.0-12.1
- (no CPE)range: < 18.11.9-150100.4.23.1
- (no CPE)range: < 2.14.2-150300.19.3.1
- (no CPE)range: < 2.14.2-150400.24.3.1
- (no CPE)range: < 2.14.2-150300.19.3.1
- (no CPE)range: < 2.14.2-150400.24.3.1
- (no CPE)range: < 2.8.10-4.33.1
- (no CPE)range: < 2.8.10-4.33.1
- (no CPE)range: < 2.11.5-3.6.1
- (no CPE)range: < 2.8.10-4.33.1
- (no CPE)range: < 2.11.5-3.6.1
- (no CPE)range: < 2.8.10-4.33.1
- (no CPE)range: < 2.8.10-4.33.1
Patches
Vulnerability mechanics
References
9- security.gentoo.org/glsa/202311-16mitrevendor-advisory
- bugs.chromium.org/p/oss-fuzz/issues/detailmitre
- github.com/google/oss-fuzz-vulns/blob/main/vulns/openvswitch/OSV-2020-2197.yamlmitre
- github.com/openvswitch/ovs/commit/38744b1bcb022c611712527f039722115300f58fmitre
- github.com/openvswitch/ovs/commit/65c61b0c23a0d474696d7b1cea522a5016a8aeb3mitre
- github.com/openvswitch/ovs/commit/6d67310f4d2524b466b98f05ebccc1add1e8cf35mitre
- github.com/openvswitch/ovs/commit/77cccc74deede443e8b9102299efc869a52b65b2mitre
- github.com/openvswitch/ovs/commit/8ce8dc34b5f73b30ce0c1869af9947013c3c6575mitre
- github.com/openvswitch/ovs/commit/9926637a80d0d243dbf9c49761046895e9d1a8e2mitre
News mentions
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