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CVE-2022-50754

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CVE-2022-50754

Published: Dec 24, 2025

Modified: May 11, 2026

PUBLISHED

Description

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.

VendorProductVersions

Linux

Linux

affected
1dea3b41e84c5923173fe654dcb758a5cb4a46e5 - < 11d5fe7da67c3334cefc981297fd5defb78df15c
affected
1dea3b41e84c5923173fe654dcb758a5cb4a46e5 - < 95e6adc6a7a4761ddf69ad713e55a06a3206309d
affected
1dea3b41e84c5923173fe654dcb758a5cb4a46e5 - < eb0f78e28cbc8f97439c0a4c80ee5160c1df5ce6
affected
1dea3b41e84c5923173fe654dcb758a5cb4a46e5 - < 935d86b29093e75b6c547d90b3979c2c2d23f1c4
affected
1dea3b41e84c5923173fe654dcb758a5cb4a46e5 - < 775a37ffa9f4681c4ad84c8634a7eec8af7098d4

+3 more versions

Linux

Linux

affected
4.13
unaffected
0 - < 4.13
unaffected
4.14.303 - <= 4.14.*
unaffected
4.19.270 - <= 4.19.*
unaffected
5.4.229 - <= 5.4.*

+5 more versions

References

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