CVE-2020-29661
High
Description
A locking issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_jobctrl.c allows a use-after-free attack against TIOCSPGRP, aka CID-54ffccbf053b.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Linux Kernel
PublishedDec 9, 2020
First seenDec 9, 2020
How to fix
Update
- linux linux_kernel4.4.248, 4.9.248, 4.14.212, 4.19.163, 5.4.83, 5.9.14 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 2.6.26 ≤ v < 4.4.248, 4.5 ≤ v < 4.9.248, 4.10 ≤ v < 4.14.212, 4.15 ≤ v < 4.19.163, 4.20 ≤ v < 5.4.83, 5.5 ≤ v < 5.9.14 | 4.4.248, 4.9.248, 4.14.212, 4.19.163, 5.4.83, 5.9.14 |
| fedoraproject fedora | 32, 33 | — |
| debian debian_linux | 9.0, 10.0 | — |
| netapp active_iq_unified_manager | No range specified | — |
| broadcom fabric_operating_system | No range specified | — |
| netapp solidfire_baseboard_management_controller_firmware | No range specified | — |
| netapp h410c_firmware | No range specified | — |
| netapp a700s_firmware | No range specified | — |
| netapp 8300_firmware | No range specified | — |
| netapp 8700_firmware | No range specified | — |
| netapp a400_firmware | No range specified | — |
| oracle tekelec_platform_distribution | 7.4.0 ≤ v ≤ 7.7.1 | — |
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