CVE-2024-50278: dm cache: fix potential out-of-bounds access on the first resume
dm cache: fix potential out-of-bounds access on the first resume
Other sources
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— Launchpad
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/linuxto a version that resolves this vulnerability.Fixed in 5.10.234-1Fixed in 6.1.129-1Fixed in 6.1.135-1Fixed in 6.12.22-1Fixed in 6.12.25-1 - Upgrade
Upgrade
debian/linux-6.1to a version that resolves this vulnerability.Fixed in 6.1.129-1~deb11u1 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 5.15.173.1-1 - Upgrade
Upgrade
Linux kernel (dm cache)to a version that resolves this vulnerability.Patch dm cache: fix potential out-of-bounds access on the first resume - Configuration
Update dm cache logic so the size-change check in cache_preresume is performed during the first resume to prevent out-of-bounds access when the fast device is expanded unexpectedly.
Linux device-mapper (dm cache) cache_preresume check on first resume = performed
Event History
Frequently Asked Questions
What is the severity of CVE-2024-50278?
The severity of CVE-2024-50278 is classified as moderate.
How do I fix CVE-2024-50278?
To fix CVE-2024-50278, update your Linux kernel to the latest version that addresses this vulnerability.
Which versions of the Linux kernel are affected by CVE-2024-50278?
CVE-2024-50278 affects Linux kernel versions from 3.13 to 6.12-rc6.
What type of vulnerability is CVE-2024-50278?
CVE-2024-50278 is an out-of-bounds access vulnerability in the Linux kernel.
When was CVE-2024-50278 disclosed?
CVE-2024-50278 was disclosed on February 5, 2024.