vulnerability
Ubuntu: (CVE-2022-49770): linux vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:L/Au:S/C:C/I:C/A:C) | May 1, 2025 | May 6, 2025 | Nov 7, 2025 |
Severity
7
CVSS
(AV:L/AC:L/Au:S/C:C/I:C/A:C)
Published
May 1, 2025
Added
May 6, 2025
Modified
Nov 7, 2025
Description
In the Linux kernel, the following vulnerability has been resolved:
ceph: avoid putting the realm twice when decoding snaps fails
When decoding the snaps fails it maybe leaving the 'first_realm'
and 'realm' pointing to the same snaprealm memory. And then it'll
put it twice and could cause random use-after-free, BUG_ON, etc
issues.
Solutions
ubuntu-upgrade-linuxubuntu-upgrade-linux-awsubuntu-upgrade-linux-aws-5-15ubuntu-upgrade-linux-aws-5-4ubuntu-upgrade-linux-aws-fipsubuntu-upgrade-linux-azureubuntu-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-5-15ubuntu-upgrade-linux-gcp-5-4ubuntu-upgrade-linux-gcp-fipsubuntu-upgrade-linux-gkeubuntu-upgrade-linux-gkeopubuntu-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-2022-49770
- https://attackerkb.com/topics/CVE-2022-49770
- CWE-416
- URL-https://git.kernel.org/linus/51884d153f7ec85e18d607b2467820a90e0f4359
- URL-https://git.kernel.org/stable/c/044bc6d3c2c0e9090b0841e7b723875756534b45
- URL-https://git.kernel.org/stable/c/274e4c79a3a2a24fba7cfe0e41113f1138785c37
- URL-https://git.kernel.org/stable/c/2f6e2de3a5289004650118b61f138fe7c28e1905
- URL-https://git.kernel.org/stable/c/51884d153f7ec85e18d607b2467820a90e0f4359
- URL-https://git.kernel.org/stable/c/cb7495fe957526555782ce0723f79ce92a6db22e
- URL-https://git.kernel.org/stable/c/fd879c83e87735ab8f00ef7755752cf0cbae24b2
- URL-https://www.cve.org/CVERecord?id=CVE-2022-49770
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