Stack-based buffer overflow in LibRaw - CVE-2018-5809

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the "LibRaw::parse_exif()" function (internal/dcraw_common.cpp) in LibRaw versions prior to 0.18.9. A remote attacker can trick the victim into processing a specially crafted input, trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

How to mitigate CVE-2018-5809

Sources

• https://github.com/LibRaw/LibRaw/blob/master/Changelog.txt
• https://github.com/LibRaw/LibRaw/commit/fd6330292501983ac75fe4162275794b18445bd9