CVE-2020-25211

Katalog CVE

CVSS 6.0 · Medium EPSS 0,57%

Kerentanan Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') pada linux kernel, debian linux +1 lainnya. Skor CVSS 3.1 6.0 (Medium) menurut NVD.

Deskripsi (NVD)

In the Linux kernel through 5.8.7, local attackers able to inject conntrack netlink configuration could overflow a local buffer, causing crashes or triggering use of incorrect protocol numbers in ctnetlink_parse_tuple_filter in net/netfilter/nf_conntrack_netlink.c, aka CID-1cc5ef91d2ff.

Rincian

Terbit di NVD

9 September 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

EPSS (30 hari)

0,57% peluang dieksploitasi; lebih tinggi dari 45,4% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1cc5ef91d2ff94d2bf2de3b3585423e8... exploit · mailing list · patch · advisory vendor
• https://lists.debian.org/debian-lts-announce/2020/10/msg00028.html mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html mailing list · advisory pihak ketiga
• https://security.netapp.com/advisory/ntap-20201009-0001/ advisory pihak ketiga
• https://twitter.com/grsecurity/status/1303646421158109185 advisory pihak ketiga
• https://www.debian.org/security/2020/dsa-4774 advisory pihak ketiga
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BL2O4JAMPJG4Y...
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OLDYVOM4OS55H...