CVE-2022-50754 | apparmor: fix a memleak in multi_transaction_new()

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix a memleak in multi_transaction_new() In multi_transaction_new(), the variable t is not freed or passed out on the failure of copy_from_user(t->data, buf, size), which could lead to a memleak. Fix this bug by adding a put_multi_transaction(t) in the error path.

Published: 2025-12-24 Last update: 2026-04-15 Assigner: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Conclusion & alert: CVE-2022-50754 is rated Low Risk (19.5/100): low exploitation likelihood (EPSS 0.06%). Mandatory action: Low composite risk—no urgent action required; patch on your normal maintenance cycle and revisit priority if CVSS or EPSS increases.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2022-50754

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-03 0.02% 0.06% +0.04%
2 2025-12-25 0.02%

Full EPSS history (2 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2022-50754

CVSS metrics for this CVE.

No CVSS data in dataset for this CVE.

Weakness enumeration for CVE-2022-50754

OS Trackers for CVE-2022-50754

vendor priority summary link
debian not yet assigned CVE-2022-50754 not yet assigned priority: Debian including 1 source packages (linux), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2022-50754
redhat medium https://access.redhat.com/security/cve/CVE-2022-50754
suse medium https://www.suse.com/security/cve/CVE-2022-50754/
ubuntu medium CVE-2022-50754 medium priority: Ubuntu including 157 source packages (linux, linux-allwinner-5.19, …), 1405 status rows across 9 suites (bionic, focal, jammy, noble, plucky, questing, trusty, upstream, xenial): DNE 1010, ignored 173, released 145, not-affected 76, needs-triage 1. https://ubuntu.com/security/CVE-2022-50754

Affected software / configurations for CVE-2022-50754

Vendor Product Version Raw CPE
No affected products in dataset.

References for CVE-2022-50754

cvelogic Threat Intelligence