CVE-2022-49603: ip: Fix data-races around sysctl_ip_fwd_update_priority.
First published: Wed Feb 26 2025(Updated: )
In the Linux kernel, the following vulnerability has been resolved: ip: Fix data-races around sysctl_ip_fwd_update_priority. While reading sysctl_ip_fwd_update_priority, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | ||
| Linux Kernel | >=4.19<5.10.134 | |
| Linux Kernel | >=5.11<5.15.58 | |
| Linux Kernel | >=5.16<5.18.15 | |
| Linux Kernel | =5.19-rc1 | |
| Linux Kernel | =5.19-rc2 | |
| Linux Kernel | =5.19-rc3 | |
| Linux Kernel | =5.19-rc4 | |
| Linux Kernel | =5.19-rc5 | |
| Linux Kernel | =5.19-rc6 | |
| Linux Kernel | =5.19-rc7 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2022-49603?
CVE-2022-49603 is considered a medium severity vulnerability in the Linux kernel.
How do I fix CVE-2022-49603?
To fix CVE-2022-49603, you should update your Linux kernel to a version that contains the patch addressing this vulnerability.
Which versions of the Linux kernel are affected by CVE-2022-49603?
CVE-2022-49603 affects Linux kernel versions from 4.19 to 5.19-rc7.
What type of vulnerability is CVE-2022-49603?
CVE-2022-49603 is a concurrency issue that can lead to data races in the Linux kernel.
What components are primarily involved in CVE-2022-49603?
CVE-2022-49603 primarily involves the sysctl_ip_fwd_update_priority within the Linux kernel.
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