SB2020071810 - Arch Linux update for nasm
Published: July 18, 2020
Security Bulletin ID
SB2020071810
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2019-8343)
The vulnerability allows a local attacker to gain elevated privileges.
The vulnerability exists due to a use-after-free error in the paste_tokens function, as defined in the asm/preproc.c source code file. A local attacker can access the targeted system, make system calls that submit malicious input, trigger memory corruption and execute arbitrary code with elevated privileges.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Remediation
Install update from vendor's website.