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CVE-2020-11494

Published: 02/04/2020 Updated: 29/04/2022
CVSS v2 Base Score: 2.1 | Impact Score: 2.9 | Exploitability Score: 3.9
CVSS v3 Base Score: 4.4 | Impact Score: 3.6 | Exploitability Score: 0.8
VMScore: 187
Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N
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Vulnerability Summary

An issue exists in slc_bump in drivers/net/can/slcan.c in the Linux kernel 3.16 up to and including 5.6.2. It allows malicious users 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.

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linux linux kernel

opensuse leap 15.1

debian debian linux 8.0

debian debian linux 9.0

canonical ubuntu linux 18.04

canonical ubuntu linux 14.04

canonical ubuntu linux 19.10

canonical ubuntu linux 16.04

Vendor Advisories

Debian Security Advisories: DSA-4698-1 linux -- security update
Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks CVE-2019-2182 Hanjun Guo and Lei Li reported a race condition in the arm64 virtual memory management code, which could lead to an information disclosure, denial of service (crash), or possibl ...
Ubuntu Security Notice: linux, linux-raspi2, linux-raspi2-5.3 regression
USN-4369-1 introduced a regression in the Linux kernel ...
Ubuntu Security Notice: linux, linux-aws, linux-aws-5.3, linux-gcp, linux-gcp-5.3, linux-gke-5.3, linux-hwe, linux-kvm, linux-oracle, linux-oracle-5.3, linux-raspi2 vulnerabilities
Several security issues were fixed in the Linux kernel ...
Ubuntu Security Notice: linux, linux-aws, linux-lts-xenial, linux-raspi2, linux-snapdragon vulnerabilities
Several security issues were fixed in the Linux kernel ...
Ubuntu Security Notice: linux, linux-aws, linux-aws-hwe, linux-gcp, linux-gke-4.15, linux-hwe, linux-oem, linux-oracle, linux-snapdragon vulnerabilities
Several security issues were fixed in the Linux kernel ...
Ubuntu Security Notice: linux-gke-5.0, linux-oem-osp1 vulnerabilities
Several security issues were fixed in the Linux kernel ...

References

CWE-908CWE-909https://github.com/torvalds/linux/commit/b9258a2cece4ec1f020715fe3554bc2e360f6264http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00035.htmlhttps://security.netapp.com/advisory/ntap-20200430-0004/https://usn.ubuntu.com/4364-1/https://usn.ubuntu.com/4368-1/https://usn.ubuntu.com/4363-1/https://usn.ubuntu.com/4369-1/https://lists.debian.org/debian-lts-announce/2020/06/msg00011.htmlhttps://lists.debian.org/debian-lts-announce/2020/06/msg00013.htmlhttps://lists.debian.org/debian-lts-announce/2020/06/msg00012.htmlhttps://www.debian.org/security/2020/dsa-4698http://packetstormsecurity.com/files/159565/Kernel-Live-Patch-Security-Notice-LSN-0072-1.htmlhttps://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=08fadc32ce6239dc75fd5e869590e29bc62bbc28https://nvd.nist.govhttps://www.debian.org/security/2020/dsa-4698https://usn.ubuntu.com/4369-2/
VMScore
CVSSv2
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