CVE-2022-44638 - CVE House
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Status published Unknown CVE-2022-44638

In libpixman in Pixman before 0.42.2, there is an out-of-bounds...

Vulnerability Description

In libpixman in Pixman before 0.42.2, there is an out-of-bounds write (aka heap-based buffer overflow) in rasterize_edges_8 due to an integer overflow in pixman_sample_floor_y.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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CVE-2014-9766
Integer overflow in the create_bits function in pixman-bits-image.c in Pixman...
Critical 9.8
CVE-2013-6425
Integer underflow in the pixman_trapezoid_valid macro in pixman.h in Pixman...
Medium 5
CVE-2013-6424
Integer underflow in the xTrapezoidValid macro in render/picture.h in X.Org...
Medium 5

Affected Vendor

Affected Software

pixman, debian linux, fedora
Vulnerable Versions:
0, 10.0, 11.0, 35, 36, 37

Timeline

Official Publish: November 3rd, 2022
Last Modified: May 2nd, 2025
Added to House: July 21st, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.