SB2016070418 - Out-of-bounds write in tiff (Alpine package)
Published: July 4, 2016
Security Bulletin ID
SB2016070418
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 write (CVE-ID: CVE-2015-8781)
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
tif_luv.c in libtiff allows attackers to cause a denial of service (out-of-bounds write) via an invalid number of samples per pixel in a LogL compressed TIFF image, a different vulnerability than CVE-2015-8782.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=9bbcaaebbffeb2b78d9cd4434027d0571723c82f
- https://git.alpinelinux.org/aports/commit/?id=7f2845dc97725af0dc4230433d9cb42a76c552db
- https://git.alpinelinux.org/aports/commit/?id=975fe020cde058ed105ddc2f730983bd1a1263db
- https://git.alpinelinux.org/aports/commit/?id=df6ff3e3449ac74fc39165229f9764d968aa58f4
- https://git.alpinelinux.org/aports/commit/?id=557356d1f9bdccc73419c74dbdf5fc5a707b4e16