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CVE-2022-50504

20
FAUCET Score

CVE-2022-50504 is a vulnerability in the Linux kernel, specifically affecting the powerpc/rtas component. It arises from an unsafe use of rtas_busy_delay() within the rtas_os_term() function when handling a busy status from the ibm,os-term RTAS function, leading to a kernel panic. This issue is rated as MEDIUM severity (CVSS 5.5), with a local attack vector and low attack complexity, potentially resulting in a denial of service. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 2.6.18, < 4.9.337CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 4.10, < 4.14.303CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 4.15, < 4.19.270CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 4.20, < 5.4.229CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 5.5, < 5.10.163CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.15%
Probability of exploitation in next 30 days
EPSS Percentile
4.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0015 is in the 29th percentile among its peer group of 15,940 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (6)

redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: kernel
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: kernel-rt
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: kernel
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: kernel-rt
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: kernel
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: kernel-rt

Vendor Advisories (1)

redhatCVE-2022-50504Low

kernel: powerpc/rtas: avoid scheduling in rtas_os_term()

Oct 4, 2025

References

git.kernel.org / stable/c/4768935b8cc2d2afeb7956292df0f6e2c49ca0a5
Patch
git.kernel.org / stable/c/482d990a5dd1027ee0b70a8a570d56749cac8103
Patch
git.kernel.org / stable/c/515959eb49e6d218a46979d66f36fdef329ac7d2
Patch
git.kernel.org / stable/c/6c606e57eecc37d6b36d732b1ff7e55b7dc32dd4
Patch
git.kernel.org / stable/c/6f7e2fcab73372a371ab4017cbedf7a71f4f9b40
Patch
git.kernel.org / stable/c/7280fdb80bf0fe35d9b799fc7009f2cbe0a397d7
Patch
git.kernel.org / stable/c/bed48651c87bef59ea1a9d6dbc381bcbc452f4ff
Patch
git.kernel.org / stable/c/f413135b337c4e90c1e593c6613f8717e17bc724
Patch
git.kernel.org / stable/c/ffa991a003abb4f8cb9e5004646bfe2d9a46912c
Patch