#VU101977 Out-of-bounds read in Poppler - CVE-2024-56378


Vulnerability identifier: #VU101977

Vulnerability risk: Medium

CVSSv4.0: [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-56378

CWE-ID: CWE-125

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Poppler
Client/Desktop applications / Office applications

Vendor: Freedesktop.org

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the JBIG2Bitmap::combine() function in JBIG2Stream.cc in libpoppler.so. A remote attacker can trigger an out-of-bounds read error and read contents of memory on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Poppler: 0.1 - 24.12.0


External links
http://gitlab.freedesktop.org/poppler/poppler/-/blob/30eada0d2bceb42c2d2a87361339063e0b9bea50/CMakeLists.txt#L621
http://gitlab.freedesktop.org/poppler/poppler/-/commit/ade9b5ebed44b0c15522c27669ef6cdf93eff84e
http://gitlab.freedesktop.org/poppler/poppler/-/issues/1553


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.


Latest bulletins with this vulnerability