SB2019111703 - Information disclosure in libxslt (Alpine package)
Published: November 17, 2019
Security Bulletin ID
SB2019111703
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) Information disclosure (CVE-ID: CVE-2019-13118)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to uninitialized stack data exposure in numbers.c in libxslt library when processing an invalid character/length combination in xsltNumberFormatDecimal. A remote attacker can gain pass specially crafted data to the application using the affected library and gain access to sensitive information.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=27b3948601965509fee472f606c59626221f5398
- https://git.alpinelinux.org/aports/commit/?id=6e3bb6bd9e635d4d171d323935e6a9721ef4c740
- https://git.alpinelinux.org/aports/commit/?id=b98ba48c0925b8f0093983262b8d3fb122ee97dc
- https://git.alpinelinux.org/aports/commit/?id=cab2f7460bc61617445a4f921c14b6b9d8ec0e0a