SB2021080224 - Observable discrepancy in Linux kernel
Published: August 2, 2021
Security Bulletin ID
SB2021080224
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Observable discrepancy (CVE-ID: CVE-2021-35477)
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to observable discrepancy error. A local user can gain access to sensitive information.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/?id=f5e81d1117501546b7be050c5fbafa6efd2c722c
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/?id=2039f26f3aca5b0e419b98f65dd36481337b86ee
- https://www.openwall.com/lists/oss-security/2021/08/01/3
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6JKK6XNRZX5BT5QVYOKGVJ2BHFZAP5EX/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/565ZS55ZFEN62WVRRORT7R63RXW5F4T4/
- https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html