CVE-2024-49861: bpf: Fix helper writes to read-only maps
bpf: Fix helper writes to read-only maps
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 6.1.129-1Fixed in 6.1.135-1Fixed in 6.12.25-1Fixed in 6.12.27-1 - 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 6.6.56.1-5
Event History
Frequently Asked Questions
What is the severity of CVE-2024-49861?
CVE-2024-49861 has been classified as a medium severity vulnerability in the Linux kernel.
How do I fix CVE-2024-49861?
To fix CVE-2024-49861, you should update to the latest patched version of the Linux kernel as recommended by your distribution.
Which versions of the Linux kernel are affected by CVE-2024-49861?
CVE-2024-49861 affects Linux kernel versions from 5.2 through 6.6.54, 6.7 through 6.10.13, and 6.11 up to 6.11.2.
What does CVE-2024-49861 involve?
CVE-2024-49861 involves a bug that allows write access to read-only maps within the BPF framework of the Linux kernel.
Who identified CVE-2024-49861?
CVE-2024-49861 was identified by a researcher named Lonial.