CVE-2026-74406

Katalog CVE

CVSS 9.8 · Critical EPSS 0,72%

Skor CVSS 3.1 9.8 (Critical) menurut CNA.

Deskripsi (NVD)

In the Linux kernel, the following vulnerability has been resolved: vxlan: Fix potential null-ptr-deref in vxlan_gro_prepare_receive(). udp_tunnel_sock_release() could set sk->sk_user_data to NULL while vxlan_gro_prepare_receive() is running. Let's check if rcu_dereference_sk_user_data() is NULL after skb_gro_remcsum_init().

Rincian

Terbit di NVD

15 Agustus 2026

Terakhir diubah

17 Agustus 2026

Status NVD

Received

CVSS 3.1

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

EPSS (30 hari)

0,72% peluang dieksploitasi; lebih tinggi dari 52,7% CVE lain

Produk dan versi terdampak

NVD belum mencantumkan data produk (CPE) untuk CVE ini. Produk yang terdampak biasanya disebut di deskripsi dan di advisory vendor pada daftar referensi.

Referensi dan perbaikan

• https://git.kernel.org/stable/c/08f40c0d23c67c3aa4224c3311e134999c721fb4
• https://git.kernel.org/stable/c/30a45c0bffdd62350261e2f2689fdba426a33578
• https://git.kernel.org/stable/c/4a8cde6f7281ea2c4c290f9ad9923b3631defceb
• https://git.kernel.org/stable/c/9c58c729d32e7cea5772cc44929c6cd61e5a31cd
• https://git.kernel.org/stable/c/ef44dac2a37f86eeae6b88ed10a6d60b35387dfd
• https://git.kernel.org/stable/c/f79c80f173fda9545b220c1f094b65fc06c252d0