SB2018110637 - Heap-based buffer over-read in tiff (Alpine package)
Published: November 6, 2018 Updated: May 21, 2022
Security Bulletin ID
SB2018110637
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Heap-based buffer over-read (CVE-ID: CVE-2018-10779)
The vulnerability allows a local attacker to cause DoS condition on the target system.The weakness exists in the TIFFWriteScanline function in the tif_write.csource code file due to insufficient validation of user-supplied input. A local attacker can use the .bmp2tiff command to execute a specially crafted file, trigger heap-based buffer over-read and cause the service to crash.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=66daf3a92a46dc7cbe21409546f897884ebe8649
- https://git.alpinelinux.org/aports/commit/?id=86cc76c18b9cc2239444f1ad05dfc7feb943b569
- https://git.alpinelinux.org/aports/commit/?id=949010814f11ac10dd7a4b0ccf70090b10aa29bd
- https://git.alpinelinux.org/aports/commit/?id=9f0242b867730fa2a8b0a7957c1d101574f31df5
- https://git.alpinelinux.org/aports/commit/?id=fb2c4a5aa0c36030c950f7885b60c306268666c8