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Medium severity4.7NVD Advisory· Published Feb 26, 2025· Updated Jun 17, 2026

CVE-2022-49630

CVE-2022-49630

Description

In the Linux kernel, the following vulnerability has been resolved:

tcp: Fix a data-race around sysctl_tcp_ecn_fallback.

While reading sysctl_tcp_ecn_fallback, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

10

Linux/Kernel9 versions
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 8 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=4.2,<5.15.56
- cpe:2.3:o:linux:linux_kernel:5.19:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.19:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.19:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.19:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.19:rc5:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.19:rc6:*:*:*:*:*:*
- (no CPE)
- (no CPE)range: 4.2
osv-coords
pkg:linux/kernel
Range: >= 4.2.0, < 5.15.56

Patches

Vulnerability mechanics

References

3

News mentions

0

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