SB20170807108 - Denial of service in tiff (Alpine package)
Published: August 7, 2017
Security Bulletin ID
SB20170807108
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Partial DoS
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Denial of service (CVE-ID: CVE-2017-10688)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear
The vulnerability allows a remote attacker to cause DoS condition.
The weakness exits due to assertion abort in the TIFFWriteDirectoryTagCheckedLong8Array function in tif_dirwrite.c. A remote attacker can send specially crafted TIFF file and cause the application to crash.
Successful exploitation of the vulnerability results in denial of service.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=3b0fbd0f00a8c02d42425aea32792329cc8ed65c
- https://git.alpinelinux.org/aports/commit/?id=51070ff952c1adf89a89b3724e439af394ef5be8
- https://git.alpinelinux.org/aports/commit/?id=5f9bcf7a51095dbf5d8c428955ac76df7e29515a
- https://git.alpinelinux.org/aports/commit/?id=7338960fae68775e49b2aea277b0e90c6c8f6165