CVE-2022-50132
MediumIn the Linux kernel, the following vulnerability has been resolved: usb: cdns3: change place of 'priv_ep' assignment in cdns3_gadget_ep_dequeue(), cdns3_gadget_ep_enable() If 'ep' is NULL, result of ep_to_cdns3_ep(ep) is invalid pointer and its dereference with priv_ep->cdns3_dev may cause panic. Found by Linux Verification Center (linuxtesting.org) with SVACE.
CVSS 3.1 score
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness type
CWE-476CVE-2022-50132 is a NULL Pointer Dereference vulnerability
What is NULL Pointer Dereference?
The product dereferences a pointer that it expects to be valid but is NULL, typically causing a crash. Learn more on MITRE CWE
Affected versions
Linux kernel versions
5.4
and later are affected. Fixed in
5.10.137,
5.15.61,
5.18.18,
5.19.2,
6.0
and their respective stable series.
References
The following references provide additional information about CVE-2022-50132 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
-
PatchKernel patch commithttps://git.kernel.org/stable/c/7af83bb516d7aa4f96835288e4aeda21d7aa2a17
-
PatchKernel patch commithttps://git.kernel.org/stable/c/bfa0201468587072454dba7933e4a4a7be44467a
-
PatchKernel patch commithttps://git.kernel.org/stable/c/c3ffc9c4ca44bfe9562166793d133e1fb0630ea6
Frequently asked questions
-
What is CVE-2022-50132?
CVE-2022-50132 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as a NULL Pointer Dereference flaw (CWE-476) . It affects Linux kernel versions from 5.4 onward and has been patched in 5.10.137, 5.15.61, 5.18.18 and others. CVE-2022-50132 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
-
What is the CVSS score for CVE-2022-50132?
CVE-2022-50132 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H. -
Is there a patch available for CVE-2022-50132?
Yes — CVE-2022-50132 has been patched. Fixed versions include 5.10.137, 5.15.61, 5.18.18 and others. If you are running Linux kernel 5.4 or later up to the fix versions, apply the relevant patch for your kernel branch.
-
Is CVE-2022-50132 actively exploited?
No — CVE-2022-50132 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
-
What is NULL Pointer Dereference (CWE-476)?
The product dereferences a pointer that it expects to be valid but is NULL, typically causing a crash. View CWE-476 on MITRE CWE →