SB2019031822 - Out-of-bounds read in file (Alpine package)
Published: March 18, 2019
Security Bulletin ID
SB2019031822
Severity
Low
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-2019-8906)
The vulnerability allows a remote attacker to obtain potentially sensitive information or perform a denial of service (DoS) attack.
The vulnerability exists due to out-of-bounds read in the do_core_note function. A remote attacker can trick the victim into executing a file that submits malicious input to the targeted system with the file command, trigger memory corruption and gain access to arbitrary data or perform a denial of service attack.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=9746bba8b1ef891f7af4cc454546ad787884bc84
- https://git.alpinelinux.org/aports/commit/?id=9ca7ff46c112e6c03d5874540a286e6e45f1b510
- https://git.alpinelinux.org/aports/commit/?id=61e481480f83fcb6df33de7da9d782f0c229e945
- https://git.alpinelinux.org/aports/commit/?id=e417e312a2460b385bd5003089c29af549f19b14
- https://git.alpinelinux.org/aports/commit/?id=8b903beb77c68c97ba0aa36e58b6750edc06ca78
- https://git.alpinelinux.org/aports/commit/?id=27d87cf2365bff16337278a4e93a16df7f33f2e4