CVE-2022-27950 : In drivers/hid/hid-elo.c in the Linux kernel before 5.16.11, a memory leak exist

In drivers/hid/hid-elo.c in the Linux kernel before 5.16.11, a memory leak exists for a certain hid_parse error condition.

Published 2022-03-28 04:15:17

Updated 2022-04-05 13:08:56

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2022-27950

Linux » Linux Kernel
Versions before (<) 5.16.11
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.04%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 6 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
2.1	LOW	AV:L/AC:L/Au:N/C:N/I:N/A:P	3.9	2.9	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	1.8	3.6	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE-401 Missing Release of Memory after Effective Lifetime

The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.

Assigned by: nvd@nist.gov (Primary)

https://www.openwall.com/lists/oss-security/2022/03/13/1

oss-security - Memory leak in Linux HID-elo driver
Mailing List;Patch;Third Party Advisory
https://github.com/torvalds/linux/commit/817b8b9c5396d2b2d92311b46719aad5d3339dbe

HID: elo: fix memory leak in elo_probe · torvalds/linux@817b8b9 · GitHub
Patch;Third Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.11

Mailing List;Patch;Vendor Advisory
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=817b8b9c5396d2b2d92311b46719aad5d3339dbe

kernel/git/torvalds/linux.git - Linux kernel source tree
Mailing List;Patch;Vendor Advisory

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