CVE-2025-46805
published 2025-05-26CVE-2025-46805: Screen version 5.0.0 and older version 4 releases have a TOCTOU race potentially allowing to send SIGHUP, SIGCONT to privileged processes when installed…
medium5.7CVSS 4.0
AVLACLATPPRLUINVCNVINVAHSCNSINSANEXCRXIRXARXMAVXMACXMATXMPRXMUIXMVCXMVIXMVAXMSCXMSIXMSAXSXAUXRXVXREXUX
Screen version 5.0.0 and older version 4 releases have a TOCTOU race potentially allowing to send SIGHUP, SIGCONT to privileged processes when installed setuid-root.
Affected
13 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | screen | < screen 4.9.1-3 (forky) | screen 4.9.1-3 (forky) |
| gnu | screen | >= 0 < 4.9.1-3 | 4.9.1-3 |
| gnu | screen | >= 0 < 4.9.1-3 | 4.9.1-3 |
| gnu | screen | >= 0 < 4.9.0-1ubuntu0.1 | 4.9.0-1ubuntu0.1 |
| gnu | screen | >= 0 < 4.9.1-1ubuntu1 | 4.9.1-1ubuntu1 |
| msrc | azl3_kernel_6.6.47.1-1_on_azure_linux_3.0 | — | — |
| msrc | azl3_kernel_6.6.51.1-5_on_azure_linux_3.0 | — | — |
| msrc | azure_linux_3.0_arm | — | — |
| msrc | azure_linux_3.0_x64 | — | — |
| msrc | cbl2_kernel_5.15.164.1-1_on_cbl_mariner_2.0 | — | — |
| msrc | cbl2_kernel_5.15.167.1-1_on_cbl_mariner_2.0 | — | — |
| msrc | cbl_mariner_2.0_arm | — | — |
| msrc | cbl_mariner_2.0_x64 | — | — |
CVSS provenance
nvdv4.05.7MEDIUMCVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
osv6.5MEDIUM