SB2017042807 - Out-of-bounds read in gst-plugins-ugly (Alpine package)
Published: April 28, 2017
Security Bulletin ID
SB2017042807
Severity
Medium
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-2017-5847)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary error in the gst_asf_demux_process_ext_content_desc function in gst/asfdemux/gstasfdemux.c in gst-plugins-ugly. A remote attacker can create vectors involving extended content descriptors, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=497a285ee1242b9bb7295c4bd420d2e482ef3f62
- https://git.alpinelinux.org/aports/commit/?id=01c266e211afee4f4248e5ebb976b1be1e8d332b
- https://git.alpinelinux.org/aports/commit/?id=73e74714f6cc4d04a6eba237aa0e5658c15c705a
- https://git.alpinelinux.org/aports/commit/?id=b8a7d654872e2cbbcd72060ff253170be3c8f1ba