CVE-2022-49770: ceph: avoid putting the realm twice when decoding snaps fails
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 'firstrealm' and 'realm' pointing to the same snaprealm memory. And then it'll put it twice and could cause random use-after-free, BUGON, etc issues.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2022-49770?
CVE-2022-49770 has a medium severity rating due to potential memory management issues in the Linux kernel.
How do I fix CVE-2022-49770?
To fix CVE-2022-49770, update the Linux kernel to the latest patched version provided by the Linux maintainers.
What are the potential impacts of CVE-2022-49770?
The impacts of CVE-2022-49770 include possible system instability and increased risk of denial-of-service conditions due to improper memory handling.
Which versions of the Linux kernel are affected by CVE-2022-49770?
CVE-2022-49770 affects various versions of the Linux kernel, particularly those before the patches that address this vulnerability.
Is CVE-2022-49770 actively exploited in the wild?
As of now, there is no public indication that CVE-2022-49770 is being actively exploited in the wild.