SB2020010822 - Out-of-bounds read in libbsd.freedesktop libbsd
Published: January 8, 2020 Updated: August 8, 2020
Security Bulletin ID
SB2020010822
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2019-20367)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: 8.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote non-authenticated attacker to #BASIC_IMPACT#.
nlist.c in libbsd before 0.10.0 has an out-of-bounds read during a comparison for a symbol name from the string table (strtab).
Remediation
Install update from vendor's website.