CVE-2026-80586

Katalog CVE

CVSS 9.8 · Critical EPSS 0,40%

Skor CVSS 3.1 9.8 (Critical) menurut CNA.

Deskripsi (NVD)

In the Linux kernel, the following vulnerability has been resolved: mptcp: options: reset DSS fields in case of unexpected size A remote peer could send a malformed DSS with a wrong size, followed by another DSS or MPC + Data. In this case, the first suboption will be ignored, but leaving some fields written, which could lead to inconsistency or access uninitialized data. Explicitly reset the fields that could have been modified in case of unexpected size.

Rincian

Terbit di NVD

26 Agustus 2026

Terakhir diubah

27 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)

0,40% peluang dieksploitasi; lebih tinggi dari 32,2% 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/15e35fdad7a5576bf3f1c8d688877aeb5d1b506b
• https://git.kernel.org/stable/c/192878df582c51d440bf7b91a15f297f29f2b596
• https://git.kernel.org/stable/c/1fade1b2ac5b1a4948e538fae7313bea57b5ac36
• https://git.kernel.org/stable/c/26dac5c9ffb20812b475fdf253eb04fab99cff3b
• https://git.kernel.org/stable/c/27ed642a4e7e4b5df4b8522c72c457a67e052493
• https://git.kernel.org/stable/c/35772b4981f38ba8059372cde8753e8e477e98ec
• https://git.kernel.org/stable/c/4e80eff5c1c893aca2ac1d202f0b256d2e52ecde
• https://git.kernel.org/stable/c/b1256090816ec46011601e084be580731df58fc7