CVE-2022-49561

Katalog CVE

CVSS 5.5 · Medium EPSS 0,82%

Kerentanan pada linux kernel. Skor CVSS 3.1 5.5 (Medium) menurut NVD.

Deskripsi (NVD)

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: re-fetch conntrack after insertion In case the conntrack is clashing, insertion can free skb->_nfct and set skb->_nfct to the already-confirmed entry. This wasn't found before because the conntrack entry and the extension space used to free'd after an rcu grace period, plus the race needs events enabled to trigger.

Rincian

Terbit di NVD

26 Februari 2025

Terakhir diubah

4 Agustus 2026

Status NVD

Modified

CVSS 3.1

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

EPSS (30 hari)

0,82% peluang dieksploitasi; lebih tinggi dari 56,1% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://git.kernel.org/stable/c/01989d7eebb61c99bd4b88ebc8e261bd2f02caed patch
• https://git.kernel.org/stable/c/04e4a11dc723c52db7a36dc58f0d69ce6426f8f0 patch
• https://git.kernel.org/stable/c/04f9e9104c969d8ce10a4a43634f641ed082092d patch
• https://git.kernel.org/stable/c/56b14ecec97f39118bf85c9ac2438c5a949509ed patch
• https://git.kernel.org/stable/c/91a36ec160ec1a0c8f5352b772dffcbb0b6023e3 patch
• https://git.kernel.org/stable/c/92a999d1963eed0df666284e20055136ceabd12f patch
• https://git.kernel.org/stable/c/b16bb373988da3ceb0308381634117e18b6ec60d patch
• https://git.kernel.org/stable/c/e97222b785e70e8973281666d709baad6523d8af patch