SB2019032127 - Input validation error in LibTIFF
Published: March 21, 2019 Updated: August 4, 2020
Security Bulletin ID
SB2019032127
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) Input validation error (CVE-ID: CVE-2017-16232)
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
** DISPUTED ** LibTIFF 4.0.8 has multiple memory leak vulnerabilities, which allow attackers to cause a denial of service (memory consumption), as demonstrated by tif_open.c, tif_lzw.c, and tif_aux.c. NOTE: Third parties were unable to reproduce the issue.
Remediation
Install update from vendor's website.
References
- http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00036.html
- http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00041.html
- http://packetstormsecurity.com/files/150896/LibTIFF-4.0.8-Memory-Leak.html
- http://seclists.org/fulldisclosure/2018/Dec/32
- http://seclists.org/fulldisclosure/2018/Dec/47
- http://www.openwall.com/lists/oss-security/2017/11/01/11
- http://www.openwall.com/lists/oss-security/2017/11/01/3
- http://www.openwall.com/lists/oss-security/2017/11/01/7
- http://www.openwall.com/lists/oss-security/2017/11/01/8
- http://www.securityfocus.com/bid/101696