Out-of-bounds read in LibRaw - CVE-2020-35533
Published: November 11, 2022
Vulnerability identifier: #VU69254
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-35533
CWE-ID: CWE-125
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 boundary condition within the LibRaw::adobe_copy_pixel() function in librawsrcdecodersdng.cpp. A remote attacker can trick the victim to open a specially crafted file, trigger an out-of-bounds read error and crash the application.
Affected software
LibRaw
Ubuntu
libraw16 (Ubuntu package)
libraw19 (Ubuntu package)
Ubuntu
libraw16 (Ubuntu package)
libraw19 (Ubuntu package)
How to mitigate CVE-2020-35533
Install updates from vendor's website.
LibRaw - update to 0.20.0
libraw16 (Ubuntu package) - update to 0.18.8-1ubuntu0.4
libraw19 (Ubuntu package) - update to 0.19.5-1ubuntu1.1
libraw16 (Ubuntu package) - update to 0.18.8-1ubuntu0.4
libraw19 (Ubuntu package) - update to 0.19.5-1ubuntu1.1