CVE-2020-11494: linux kernel +3 lainnya

csirt@kutim:~/threat-intel/cve/CVE-2020-11494

CVSS 4.4 · Medium EPSS 0,72%

Kerentanan Use of Uninitialized Resource pada linux kernel, opensuse leap +2 lainnya. Skor CVSS 3.1 4.4 (Medium) menurut NVD.

Deskripsi (NVD)

An issue was discovered in slc_bump in drivers/net/can/slcan.c in the Linux kernel 3.16 through 5.6.2. It allows attackers to read uninitialized can_frame data, potentially containing sensitive information from kernel stack memory, if the configuration lacks CONFIG_INIT_STACK_ALL, aka CID-b9258a2cece4.

Rincian

Terbit di NVD: 2 April 2020
Terakhir diubah: 8 Oktober 2026
Status NVD: Modified
CVSS 3.1: 4.4 (Medium), sumber NVD
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-908: Use of Uninitialized Resource
CWE-909: Missing Initialization of Resource
EPSS (30 hari): 0,72% peluang dieksploitasi; lebih tinggi dari 52,7% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
linux	linux kernel	Versi 3.16 hingga 5.6.2
opensuse	leap	Versi 15.1
debian	debian linux	Versi 8.0
debian	debian linux	Versi 9.0
canonical	ubuntu linux	Versi 14.04
canonical	ubuntu linux	Versi 16.04
canonical	ubuntu linux	Versi 18.04
canonical	ubuntu linux	Versi 19.10

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=08fadc32ce6239dc75fd5e869590e29bc62bbc2... mailing list · patch · advisory vendor
https://github.com/torvalds/linux/commit/b9258a2cece4ec1f020715fe3554bc2e360f6264 patch · advisory pihak ketiga
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00035.html mailing list · advisory pihak ketiga
http://packetstormsecurity.com/files/159565/Kernel-Live-Patch-Security-Notice-LSN-0072-1.html advisory pihak ketiga · vdb entry
https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html mailing list · advisory pihak ketiga
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html mailing list · advisory pihak ketiga
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html mailing list · advisory pihak ketiga
https://security.netapp.com/advisory/ntap-20200430-0004/ advisory pihak ketiga
https://usn.ubuntu.com/4363-1/ advisory pihak ketiga
https://usn.ubuntu.com/4364-1/ advisory pihak ketiga
https://usn.ubuntu.com/4368-1/ advisory pihak ketiga
https://usn.ubuntu.com/4369-1/ advisory pihak ketiga
https://www.debian.org/security/2020/dsa-4698 advisory pihak ketiga

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 9 Okt 2026, 12:28 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.