CVE-2022-50870 — Deadlock in Linux
Severity
2.5LOW
No vectorEPSS
0.0%
top 89.30%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedDec 30
Description
In the Linux kernel, the following vulnerability has been resolved:
powerpc/rtas: avoid device tree lookups in rtas_os_term()
rtas_os_term() is called during panic. Its behavior depends on a couple
of conditions in the /rtas node of the device tree, the traversal of
which entails locking and local IRQ state changes. If the kernel panics
while devtree_lock is held, rtas_os_term() as currently written could
hang.
Instead of discovering the relevant characteristics at panic time,
cache them in f…
Affected Packages4 packages
▶CVEListV5linux/linux088186ded490ced80758200cf8f906ed741df306 — e23822c7381c59d9e42e65771b6e17c71ed30ea7+8
🔴Vulnerability Details
3GHSA▶
GHSA-87x8-vfrq-6cww: In the Linux kernel, the following vulnerability has been resolved:
powerpc/rtas: avoid device tree lookups in rtas_os_term()
rtas_os_term() is call↗2025-12-30
OSV▶
CVE-2022-50870: In the Linux kernel, the following vulnerability has been resolved: powerpc/rtas: avoid device tree lookups in rtas_os_term() rtas_os_term() is called↗2025-12-30