CVE-2021-36980

Katalog CVE

CVSS 5.5 · Medium EPSS 1,2%

Kerentanan Use After Free pada openvswitch. Skor CVSS 3.1 5.5 (Medium) menurut NVD.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

20 Juli 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

5.5 (Medium), sumber NVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-416: Use After Free

EPSS (30 hari)

1,2% peluang dieksploitasi; lebih tinggi dari 66,9% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27851 patch · advisory pihak ketiga
• https://github.com/openvswitch/ovs/commit/38744b1bcb022c611712527f039722115300f58f patch · advisory pihak ketiga
• https://github.com/openvswitch/ovs/commit/65c61b0c23a0d474696d7b1cea522a5016a8aeb3 patch · advisory pihak ketiga
• https://github.com/openvswitch/ovs/commit/6d67310f4d2524b466b98f05ebccc1add1e8cf35 patch · advisory pihak ketiga
• https://github.com/openvswitch/ovs/commit/77cccc74deede443e8b9102299efc869a52b65b2 patch · advisory pihak ketiga
• https://github.com/openvswitch/ovs/commit/8ce8dc34b5f73b30ce0c1869af9947013c3c6575 patch · advisory pihak ketiga
• https://github.com/openvswitch/ovs/commit/9926637a80d0d243dbf9c49761046895e9d1a8e2 patch · advisory pihak ketiga
• https://github.com/google/oss-fuzz-vulns/blob/main/vulns/openvswitch/OSV-2020-2197.yaml advisory pihak ketiga
• https://security.gentoo.org/glsa/202311-16