CVE-2021-36980

EUVD-2021-23556
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.5 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CISA-ADPADP
5.5 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 22%
Affected Products (NVD)
VendorProductVersion
openvswitchopenvswitch
2.11.0 ≤
𝑥
≤ 2.15.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
openvswitch
bookworm
3.1.0-2+deb12u1
fixed
bookworm (security)
3.1.0-2+deb12u1
fixed
bullseye
2.15.0+ds1-2+deb11u5
fixed
bullseye (security)
2.15.0+ds1-2+deb11u5
fixed
buster
not-affected
sid
3.4.0-1
fixed
stretch
not-affected
trixie
3.4.0-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
openvswitch
bionic
not-affected
focal
Fixed 2.13.3-0ubuntu0.20.04.2
released
groovy
ignored
hirsute
Fixed 2.15.0-0ubuntu3.1
released
impish
not-affected
jammy
not-affected
trusty
dne
xenial
not-affected
Common Weakness Enumeration
References
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27851
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/openvswitch/OSV-2020-2197.yaml
https://github.com/openvswitch/ovs/commit/38744b1bcb022c611712527f039722115300f58f
https://github.com/openvswitch/ovs/commit/65c61b0c23a0d474696d7b1cea522a5016a8aeb3
https://github.com/openvswitch/ovs/commit/6d67310f4d2524b466b98f05ebccc1add1e8cf35
https://github.com/openvswitch/ovs/commit/77cccc74deede443e8b9102299efc869a52b65b2
https://github.com/openvswitch/ovs/commit/8ce8dc34b5f73b30ce0c1869af9947013c3c6575
https://github.com/openvswitch/ovs/commit/9926637a80d0d243dbf9c49761046895e9d1a8e2
https://security.gentoo.org/glsa/202311-16
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27851
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/openvswitch/OSV-2020-2197.yaml
https://github.com/openvswitch/ovs/commit/38744b1bcb022c611712527f039722115300f58f
https://github.com/openvswitch/ovs/commit/65c61b0c23a0d474696d7b1cea522a5016a8aeb3
https://github.com/openvswitch/ovs/commit/6d67310f4d2524b466b98f05ebccc1add1e8cf35
https://github.com/openvswitch/ovs/commit/77cccc74deede443e8b9102299efc869a52b65b2
https://github.com/openvswitch/ovs/commit/8ce8dc34b5f73b30ce0c1869af9947013c3c6575
https://github.com/openvswitch/ovs/commit/9926637a80d0d243dbf9c49761046895e9d1a8e2
https://security.gentoo.org/glsa/202311-16