CVE-2025-49176
published 2025-06-17CVE-2025-49176: A flaw was found in the Big Requests extension. The request length is multiplied by 4 before checking against the maximum allowed size, potentially causing an…
high7.3CVSS 3.1
AVLACLPRLUINSUCLIHAH
A flaw was found in the Big Requests extension. The request length is multiplied by 4 before checking against the maximum allowed size, potentially causing an integer overflow and bypassing the size check.
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) |
| linux | linux_kernel | >= 0 < 4.15.0-239.251 | 4.15.0-239.251 |
| msrc | azl3_wayland_1.22.0-1_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 < 2:21.1.16-1.3 | 2:21.1.16-1.3 |
| x.org | xorg-server | >= 0 < 2:21.1.16-1.3 | 2:21.1.16-1.3 |
| 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
nvdv3.17.3HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H
osv7.8HIGH