CVE-2020-11494

 

Published at: - 02-04-2020 11:15

Last modified: - 26-10-2022 01:44

Total changes: - 4

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.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

 

Verification logic

 

Reference

• https://github.com/torvalds/linux/commit/b9258a2cece4ec1f020715fe3554bc2e360f6264
• openSUSE-SU-2020:0543-Mailing List, Third Party Advisory
• https://security.netapp.com/advisory/ntap-20200430-0004/
• USN-4364-1-Third Party Advisory
• USN-4368-1-Third Party Advisory
• USN-4363-1-Third Party Advisory
• USN-4369-1-Third Party Advisory
• [debian-lts-announce] 20200609 [SECURITY] [DLA 2241-1] linux security update-Mailing List, Third Party Advisory
• [debian-lts-announce] 20200610 [SECURITY] [DLA 2241-2] linux security update-Mailing List, Third Party Advisory
• [debian-lts-announce] 20200610 [SECURITY] [DLA 2242-1] linux-4.9 security update-Mailing List, Third Party Advisory
• DSA-4698-Third Party Advisory
• http://packetstormsecurity.com/files/159565/Kernel-Live-Patch-Security-Notice-LSN-0072-1.html
• https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=08fadc32ce6239dc75fd5e869590e29bc62bbc28

 

Keywords

NVD

 

CVE-2020-11494

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures