CVE-2022-2586: linux kernel +1 lainnya

csirt@kutim:~/threat-intel/cve/CVE-2022-2586

CVSS 7.8 · High KEV · sudah dieksploitasi EPSS 10,2%

Kerentanan Use After Free pada linux kernel, canonical ubuntu linux. Skor CVSS 3.1 7.8 (High) menurut NVD. Masuk katalog KEV CISA pada 26 Juni 2024, artinya sudah terbukti dieksploitasi.

Deskripsi (NVD)

It was discovered that a nft object or expression could reference a nft set on a different nft table, leading to a use-after-free once that table was deleted.

Rincian

Terbit di NVD: 8 Januari 2024
Terakhir diubah: 20 Agustus 2026
Status NVD: Analyzed
CVSS 3.1: 7.8 (High), sumber NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-416: Use After Free
EPSS (30 hari): 10,2% peluang dieksploitasi; lebih tinggi dari 95,5% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama: Linux Kernel Use-After-Free Vulnerability
Masuk KEV: 26 Juni 2024
Tenggat CISA: 17 Juli 2024 (untuk instansi federal AS)
Ransomware: Belum tercatat
Tindakan wajib: Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
linux	linux kernel	Versi 3.16 hingga sebelum 4.14.316
linux	linux kernel	Versi 4.15 hingga sebelum 4.19.256
linux	linux kernel	Versi 4.20 hingga sebelum 5.4.211
linux	linux kernel	Versi 5.5 hingga sebelum 5.10.137
linux	linux kernel	Versi 5.11 hingga sebelum 5.15.61
linux	linux kernel	Versi 5.16 hingga sebelum 5.18.18
linux	linux kernel	Versi 5.19 hingga sebelum 5.19.2
canonical	ubuntu linux	Versi 14.04
canonical	ubuntu linux	Versi 16.04
canonical	ubuntu linux	Versi 18.04
canonical	ubuntu linux	Versi 20.04
canonical	ubuntu linux	Versi 22.04

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://lore.kernel.org/netfilter-devel/20220809170148.164591-1-cascardo@canonical.com/T/#t mailing list · patch
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-2586 pemerintah AS
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2586 advisory pihak ketiga
https://ubuntu.com/security/notices/USN-5557-1 advisory pihak ketiga
https://ubuntu.com/security/notices/USN-5560-1 advisory pihak ketiga
https://ubuntu.com/security/notices/USN-5560-2 advisory pihak ketiga
https://ubuntu.com/security/notices/USN-5562-1 advisory pihak ketiga
https://ubuntu.com/security/notices/USN-5564-1 advisory pihak ketiga
https://ubuntu.com/security/notices/USN-5565-1 advisory pihak ketiga
https://ubuntu.com/security/notices/USN-5566-1 advisory pihak ketiga
https://ubuntu.com/security/notices/USN-5567-1 advisory pihak ketiga
https://ubuntu.com/security/notices/USN-5582-1 advisory pihak ketiga
https://www.zerodayinitiative.com/advisories/ZDI-22-1118/ advisory pihak ketiga · vdb entry
https://www.vicarius.io/vsociety/posts/use-after-free-vulnerability-linked-chain-between-nft-tables-cve-2022-2... exploit · advisory pihak ketiga
https://www.openwall.com/lists/oss-security/2022/08/09/5 mailing list

Sumber: NVD · CVE.org · KEV CISA · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.