CVE-2020-11494

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CVSS 3.1

4.4 medium

EPSS

<1%p52

Published

Apr 2, 2020 (Apr 2, 2020)

Modified

Jun 17, 2026

Description

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.

Vendors: linux opensuse debian canonical
Products: linux kernel, leap, debian linux, ubuntu linux
Weakness: CWE-908, CWE-909
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (0.7%)

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