CVE-2024-7868: xpdf — Fix

Description

In Xpdf 4.05 (and earlier), invalid header info in a DCT (JPEG) stream can lead to an uninitialized variable in the DCT decoder. The proof-of-concept PDF file causes a segfault attempting to read from an invalid address.

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CVSS v3.1 Score

8.2

HIGH

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

Weakness Type (CWE)

CWE-457 CWE-457

CWE-908 CWE-908

Affected Products

Vendor	Product	Versions
xpdfreader	xpdf	< 4.06

References

Advisories & Patches

https://www.xpdfreader.com/security-bug/CVE-2024-7868.html

Frequently Asked Questions

What is CVE-2024-7868? +

In Xpdf 4.05 (and earlier), invalid header info in a DCT (JPEG) stream can lead to an uninitialized variable in the DCT decoder. The proof-of-concept PDF file causes a segfault attempting to read from an invalid address. It has a CVSS v3.1 base score of 8.2 (HIGH).

How severe is CVE-2024-7868? +

CVE-2024-7868 has a CVSS v3.1 score of 8.2 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-7868? +

CVE-2024-7868 affects products from xpdfreader, specifically: xpdf. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-7868? +

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.

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