CVE-2025-49180

Xorg-x11-server-xwayland: xorg-x11-server: tigervnc: integer overflow in x resize, rotate and reflect (randr) extension

HIGH

7.8

CVSS Score

Published: June 17, 2025 at 03:00 PM UTC

Updated: June 30, 2026 at 01:16 AM UTC

2 products affected across 2 vendorsEnterprise LinuxXwayland

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Severity

HIGH7.8

Exploit prediction

EPSS 0.3%

SSVC

No known exploit

Description

A flaw was found in the RandR extension, where the RRChangeProviderProperty function does not properly validate input. This issue leads to an integer overflow when computing the total size to allocate.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Enterprise Linux · Red Hatrpm

60%

Vendor states this is fixed in 0:1.1.0-25.el6_10.1 (unaffected)

Vendor states this is fixed in 0:1.11.0-22.el9_0.15 (unaffected)

Vendor states this is fixed in 0:1.11.0-8.el8_4.13 (unaffected)

Vendor states this is fixed in 0:1.12.0-14.el9_2.12 (unaffected)

Vendor states this is fixed in 0:1.12.0-15.el8_8.14 (unaffected)

Vendor states this is fixed in 0:1.12.0-6.el8_6.14 (unaffected)

Vendor states this is fixed in 0:1.13.1-8.el9_4.7 (unaffected)

Vendor states this is fixed in 0:1.14.1-8.el9_6 (unaffected)

Vendor states this is fixed in 0:1.15.0-7.el8_10 (unaffected)

Vendor states this is fixed in 0:1.20.10-2.el8_4 (unaffected)

Vendor states this is fixed in 0:1.20.11-11.el9_0 (unaffected)

Vendor states this is fixed in 0:1.20.11-16.el8_8 (unaffected)

Vendor states this is fixed in 0:1.20.11-18.el9_2 (unaffected)

Vendor states this is fixed in 0:1.20.11-26.el8_10 (unaffected)

Vendor states this is fixed in 0:1.20.11-26.el9_4 (unaffected)

Vendor states this is fixed in 0:1.20.11-31.el9_6 (unaffected)

Vendor states this is fixed in 0:1.20.11-5.el8_6.3 (unaffected)

Vendor states this is fixed in 0:1.20.4-32.el7_9 (unaffected)

Vendor states this is fixed in 0:1.20.6-4.el8_2 (unaffected)

Vendor states this is fixed in 0:1.8.0-36.el7_9.2 (unaffected)

Vendor states this is fixed in 0:1.9.0-15.el8_2.14 (unaffected)

Vendor states this is fixed in 0:21.1.3-11.el8_8 (unaffected)

Vendor states this is fixed in 0:21.1.3-18.el8_10 (unaffected)

Vendor states this is fixed in 0:21.1.3-2.el8_6.4 (unaffected)

Vendor states this is fixed in 0:21.1.3-3.el9_0 (unaffected)

Vendor states this is fixed in 0:21.1.3-8.el9_2 (unaffected)

Vendor states this is fixed in 0:22.1.9-6.el9_4 (unaffected)

Vendor states this is fixed in 0:23.2.7-4.el9_6 (unaffected)

Vendor states this is fixed in 0:24.1.5-4.el10_0 (unaffected)

Xwayland · X Org

60%

v < 24.1.7

Affected range stops below 24.1.7, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references