NULL pointer dereference in LibRaw - CVE-2018-20364

 

NULL pointer dereference in LibRaw - CVE-2018-20364

Published: December 25, 2018


Vulnerability identifier: #VU16690
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-20364
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in libraw_cxx.cpp. A remote attacker can trick the victim into opening a specially crafted input and perform a denial of service (DoS) attack.


Affected software

LibRaw
libraw (Ubuntu package)
libraw (Alpine package)
LibRaw
LibRaw-debugsource
LibRaw-devel
LibRaw-debuginfo
Opensuse
openEuler
Fedora

How to mitigate CVE-2018-20364

Install update from vendor's website.

libraw (Ubuntu package) - addressed in versions 0.17.1-1ubuntu0.5, 0.18.8-1ubuntu0.3, 0.18.13-1ubuntu0.1
libraw (Alpine package) - update to 0.19.2-r0
LibRaw - update to 0.19.0-10
LibRaw-debugsource - update to 0.19.0-10
LibRaw-devel - update to 0.19.0-10
LibRaw-debuginfo - update to 0.19.0-10
LibRaw - update to 0.19.2-1.fc29

External References

Related Security Bulletins