SB2023100409 - Fedora 40 update for firecracker, rust-aes-gcm
Published: October 4, 2023
Security Bulletin ID
SB2023100409
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) Improper Verification of Cryptographic Signature (CVE-ID: CVE-2023-42811)
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to an error in AES GCM implementation of decrypt_in_place_detached. The decrypted ciphertext (i.e. the correct plaintext) is exposed even if tag verification fails. A local user can gain access to sensitive information.
Remediation
Install update from vendor's website.