CVE-2022-50754apparmor: fix a memleak in multi_transaction_new()
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No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- Not yet scored
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Deferred
- Record last updated
- May 11, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from 1dea3b41e84c5923173fe654dcb758a5cb4a46e5 before 11d5fe7da67c3334cefc981297fd5defb78df15c; from 1dea3b41e84c5923173fe654dcb758a5cb4a46e5 before 95e6adc6a7a4761ddf69ad713e55a06a3206309d; from 1dea3b41e84c5923173fe654dcb758a5cb4a46e5 before eb0f78e28cbc8f97439c0a4c80ee5160c1df5ce6; from 1dea3b41e84c5923173fe654dcb758a5cb4a46e5 before 935d86b29093e75b6c547d90b3979c2c2d23f1c4; from 1dea3b41e84c5923173fe654dcb758a5cb4a46e5 before 775a37ffa9f4681c4ad84c8634a7eec8af7098d4; from 1dea3b41e84c5923173fe654dcb758a5cb4a46e5 before 88989932c2269ea66074f52a6213598838f8b9e7; from 1dea3b41e84c5923173fe654dcb758a5cb4a46e5 before 3d27a436e294ac5d7a51bd5348ca63a42a468b35; from 1dea3b41e84c5923173fe654dcb758a5cb4a46e5 before c73275cf6834787ca090317f1d20dbfa3b7f05aa | CNA record |
References
- https://git.kernel.org/stable/c/11d5fe7da67c3334cefc981297fd5defb78df15c
- https://git.kernel.org/stable/c/95e6adc6a7a4761ddf69ad713e55a06a3206309d
- https://git.kernel.org/stable/c/eb0f78e28cbc8f97439c0a4c80ee5160c1df5ce6
- https://git.kernel.org/stable/c/935d86b29093e75b6c547d90b3979c2c2d23f1c4
- https://git.kernel.org/stable/c/775a37ffa9f4681c4ad84c8634a7eec8af7098d4
- https://git.kernel.org/stable/c/88989932c2269ea66074f52a6213598838f8b9e7
- https://git.kernel.org/stable/c/3d27a436e294ac5d7a51bd5348ca63a42a468b35
- https://git.kernel.org/stable/c/c73275cf6834787ca090317f1d20dbfa3b7f05aa
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.