vulnerability
Ubuntu: (CVE-2022-50754): linux vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 6 | (AV:L/AC:L/Au:S/C:N/I:C/A:C) | Dec 24, 2025 | Jan 6, 2026 | Jan 6, 2026 |
Severity
6
CVSS
(AV:L/AC:L/Au:S/C:N/I:C/A:C)
Published
Dec 24, 2025
Added
Jan 6, 2026
Modified
Jan 6, 2026
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.
Solutions
ubuntu-upgrade-linuxubuntu-upgrade-linux-awsubuntu-upgrade-linux-aws-5-15ubuntu-upgrade-linux-aws-5-4ubuntu-upgrade-linux-aws-fipsubuntu-upgrade-linux-aws-hweubuntu-upgrade-linux-azureubuntu-upgrade-linux-azure-4-15ubuntu-upgrade-linux-azure-5-15ubuntu-upgrade-linux-azure-5-4ubuntu-upgrade-linux-azure-fipsubuntu-upgrade-linux-bluefieldubuntu-upgrade-linux-fipsubuntu-upgrade-linux-gcpubuntu-upgrade-linux-gcp-4-15ubuntu-upgrade-linux-gcp-5-15ubuntu-upgrade-linux-gcp-5-4ubuntu-upgrade-linux-gcp-fipsubuntu-upgrade-linux-gkeubuntu-upgrade-linux-gkeopubuntu-upgrade-linux-hweubuntu-upgrade-linux-hwe-5-15ubuntu-upgrade-linux-hwe-5-4ubuntu-upgrade-linux-ibmubuntu-upgrade-linux-ibm-5-4ubuntu-upgrade-linux-intel-iot-realtimeubuntu-upgrade-linux-intel-iotgubuntu-upgrade-linux-intel-iotg-5-15ubuntu-upgrade-linux-iotubuntu-upgrade-linux-kvmubuntu-upgrade-linux-lowlatencyubuntu-upgrade-linux-lowlatency-hwe-5-15ubuntu-upgrade-linux-nvidiaubuntu-upgrade-linux-nvidia-tegra-5-15ubuntu-upgrade-linux-oracleubuntu-upgrade-linux-oracle-5-15ubuntu-upgrade-linux-oracle-5-4ubuntu-upgrade-linux-raspiubuntu-upgrade-linux-raspi-5-4ubuntu-upgrade-linux-realtimeubuntu-upgrade-linux-riscv-5-15ubuntu-upgrade-linux-xilinx-zynqmp
References
- CVE-2022-50754
- https://attackerkb.com/topics/CVE-2022-50754
- URL-https://git.kernel.org/stable/c/11d5fe7da67c3334cefc981297fd5defb78df15c
- URL-https://git.kernel.org/stable/c/3d27a436e294ac5d7a51bd5348ca63a42a468b35
- URL-https://git.kernel.org/stable/c/775a37ffa9f4681c4ad84c8634a7eec8af7098d4
- URL-https://git.kernel.org/stable/c/88989932c2269ea66074f52a6213598838f8b9e7
- URL-https://git.kernel.org/stable/c/935d86b29093e75b6c547d90b3979c2c2d23f1c4
- URL-https://git.kernel.org/stable/c/95e6adc6a7a4761ddf69ad713e55a06a3206309d
- URL-https://git.kernel.org/stable/c/c73275cf6834787ca090317f1d20dbfa3b7f05aa
- URL-https://git.kernel.org/stable/c/eb0f78e28cbc8f97439c0a4c80ee5160c1df5ce6
- URL-https://www.cve.org/CVERecord?id=CVE-2022-50754
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