SB2020010629 - Out-of-bounds read in hunspell (Alpine package)
Published: January 6, 2020 Updated: August 23, 2022
Security Bulletin ID
SB2020010629
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2019-16707)
The vulnerability allows a remote attacker to gain access to potentially sensitive information or perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition within the SuggestMgr::leftcommonsubstring() function in suggestmgr.cxx. A remote attacker can trigger an out-of-bounds read error and read contents of memory on the system or perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=1839ebaf8cb2877211ea94226e7da84ca113eb21
- https://git.alpinelinux.org/aports/commit/?id=8d9741b8c528f0fceb3321dfaaa66f3746888f1f
- https://git.alpinelinux.org/aports/commit/?id=2628584d61371976d14af2abc36cbd48f9bb94a1
- https://git.alpinelinux.org/aports/commit/?id=270ea23c9be20cfc1d3f8c0ecbaddf35ba238cbb
- https://git.alpinelinux.org/aports/commit/?id=433facdd60c83bd55e06cb8f5be42c9d65e61f96