CVE-2025-49180: A flaw was found in the RandR extension, where the RRChangeProviderProperty function does not properly validate input. This issue leads to an integer overflow…

PriorityP344high7.8CVSS 3.1

AVLACLPRLUINSUCHIHAH

EPSS

0.28%

20.0th percentile

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

11 ranges

Vendor	Product	Version range	Fixed in
debian	xorg-server	< xorg-server 2:21.1.7-3+deb12u10 (bookworm)	xorg-server 2:21.1.7-3+deb12u10 (bookworm)
debian	xwayland	< xorg-server 2:21.1.7-3+deb12u10 (bookworm)	xorg-server 2:21.1.7-3+deb12u10 (bookworm)
msrc	azl3_wayland_1.22.0-1_on_azure_linux_3.0	—	—
msrc	azl3_xorg-x11-server-xwayland_24.1.6-2_on_azure_linux_3.0	—	—
msrc	cbl2_xorg-x11-server_1.20.10-16_on_cbl_mariner_2.0	—	—
x.org	xorg-server	>= 0 < 2:1.20.11-1+deb11u16	2:1.20.11-1+deb11u16
x.org	xorg-server	>= 0 < 2:21.1.7-3+deb12u10	2:21.1.7-3+deb12u10
x.org	xorg-server	>= 0 < 2:21.1.16-1.2	2:21.1.16-1.2
x.org	xorg-server	>= 0 < 2:21.1.16-1.2	2:21.1.16-1.2
x.org	xwayland	< 24.1.7	24.1.7
x.org	xwayland	>= 0 < 2:24.1.8-1	2:24.1.8-1

CVSS provenance

nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

osv7.8HIGH

vendor_debian7.8HIGH

vendor_redhat7.8HIGH

vendor_msrc6.1MEDIUM

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.