CVE-2025-43963

LOW

Published Apr 21, 2025 Modified Nov 3, 2025 CWE-125

Description

In LibRaw before 0.21.4, phase_one_correct in decoders/load_mfbacks.cpp allows out-of-buffer access because split_col and split_row values are not checked in 0x041f tag processing.

CVSS v3.1 Score

2.9

LOW

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Weakness Type (CWE)

CWE-125 Out-of-bounds Read

Affected Products

Vendor	Product	Versions
libraw	libraw	< 0.21.4

References

Advisories & Patches

https://github.com/LibRaw/LibRaw/commit/be26e7639ecf8beb55f124ce780e99842de2e964 https://github.com/LibRaw/LibRaw/compare/0.21.3...0.21.4

Other References

https://www.libraw.org/news/libraw-0-21-4-release https://lists.debian.org/debian-lts-announce/2025/04/msg00038.html

Frequently Asked Questions

What is CVE-2025-43963? +

In LibRaw before 0.21.4, phase_one_correct in decoders/load_mfbacks.cpp allows out-of-buffer access because split_col and split_row values are not checked in 0x041f tag processing. It has a CVSS v3.1 base score of 2.9 (LOW).

How severe is CVE-2025-43963? +

CVE-2025-43963 has a CVSS v3.1 score of 2.9 out of 10, rated LOW. This is a low-severity vulnerability with limited impact.

What products are affected by CVE-2025-43963? +

CVE-2025-43963 affects products from libraw, specifically: libraw. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-43963? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2026-29013

libcoap contains out-of-bounds read vulnerabilities in OSCORE Appendix B.2 CBOR unwrap handling where get_byte_inc() in src/oscore/oscore_cbor.c relies solely on assert() …

CVE-2026-3508

An Out-of-bounds Read vulnerability in the IOCTL handler in ASUS System Control Interface allows a local user to cause system …

CVE-2025-48520

An improper input validation vulnerability within the AMD Platform Management Framework (PMF) driver can allow a local attacker to read …

CVE-2026-3894

Out-of-bounds Read vulnerability in RTI Connext Professional (Core Libraries) allows Overread Buffers.This issue affects Connext Professional: from 7.4.0 before 7.7.0, …

CVE-2025-4098

Horner Automation Cscape version 10.0 (10.0.415.2) SP1 is vulnerable to an out-of-bounds read vulnerability that could allow an attacker to …

CVE-2025-49849

An Out-of-bounds Read vulnerability exists within the parsing of PRJ files. The issues result from the lack of proper validation …