CVE-2022-50754
apparmor: fix a memleak in multi_transaction_new()
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
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.
Timeline
- CVE published
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
4.13
References 8
git.kernel.org
- stable/c/11d5fe7da67c3334cefc981297fd5defb78df15c
- stable/c/95e6adc6a7a4761ddf69ad713e55a06a3206309d
- stable/c/eb0f78e28cbc8f97439c0a4c80ee5160c1df5ce6
- stable/c/935d86b29093e75b6c547d90b3979c2c2d23f1c4
- stable/c/775a37ffa9f4681c4ad84c8634a7eec8af7098d4
- stable/c/88989932c2269ea66074f52a6213598838f8b9e7
- stable/c/3d27a436e294ac5d7a51bd5348ca63a42a468b35
- stable/c/c73275cf6834787ca090317f1d20dbfa3b7f05aa