SB2018021527 - Out-of-bounds read in libvorbis (Alpine package)
Published: February 15, 2018
Security Bulletin ID
SB2018021527
Severity
Low
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 security vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2017-14633)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists in the function mapping0_forward() in mapping0.c due to out-of-bounds array read. A remote attacker can send the specially crafted audio file, trick the victim into operating it with vorbis_analysis() and cause the application to crash.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=7ef3db11e4782e5befdfc5296254950cebc733a8
- https://git.alpinelinux.org/aports/commit/?id=8b809c16866f5bb6d9311592183287272d380d83
- https://git.alpinelinux.org/aports/commit/?id=4c88d6e438038dd3f6edd42b97421d650984659a
- https://git.alpinelinux.org/aports/commit/?id=e408a1ad1a359d037188ea51cc2b0aa052218846
- https://git.alpinelinux.org/aports/commit/?id=29cff9d10275a6ccef556496c68890e438c82a5d
- https://git.alpinelinux.org/aports/commit/?id=40cdf3534fef3e22e6fbce05a34ff18b125d8ea9
- https://git.alpinelinux.org/aports/commit/?id=c42d614e4be200793b593469247613c411424a83
- https://git.alpinelinux.org/aports/commit/?id=d95b3b237a1cf432689df21b9a0d143e5101245b
- https://git.alpinelinux.org/aports/commit/?id=dec24efcb4cf9a0e74e36f84bb285702f8945207