CVE-2026-74330
High
Description
In the Linux kernel, the following vulnerability has been resolved: configfs: fix lockless traversals of ->s_children Having the parent directory locked protects entries from removal by another thread, but it does *not* protect cursors from being moved around by lseek() - or freed, for that matter.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Linux
PublishedAug 15, 2026
First seenAug 15, 2026
How to fix
Update
- Linux Linux77fd6f50f633a52c2db061e7d71d8cb486b0265e, 91f289728ec706b7ff1ca0ee845dd73ff2253488, b166ab78dc3f48e83d2c80bdfde4159b31fdc5fb, 9e57e2863872e82e7c7237bc32299f67ebebc543, 459860529c109c5ce08b81c0776ca1200eaaeb4a, 637ef4961470e04455102b34ac484a34d8eca0a4, e6d93108e0a27d7e6f95c7e45017d14ba2900d32, 9b9e8bb81c41fd27e7b57a1c936fde140548535f or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | 6f61076406251626be39651d114fac412b1e0c39 ≤ v < 77fd6f50f633a52c2db061e7d71d8cb486b0265e, 6f61076406251626be39651d114fac412b1e0c39 ≤ v < 91f289728ec706b7ff1ca0ee845dd73ff2253488, 6f61076406251626be39651d114fac412b1e0c39 ≤ v < b166ab78dc3f48e83d2c80bdfde4159b31fdc5fb, 6f61076406251626be39651d114fac412b1e0c39 ≤ v < 9e57e2863872e82e7c7237bc32299f67ebebc543, 6f61076406251626be39651d114fac412b1e0c39 ≤ v < 459860529c109c5ce08b81c0776ca1200eaaeb4a, 6f61076406251626be39651d114fac412b1e0c39 ≤ v < 637ef4961470e04455102b34ac484a34d8eca0a4, 6f61076406251626be39651d114fac412b1e0c39 ≤ v < e6d93108e0a27d7e6f95c7e45017d14ba2900d32, 6f61076406251626be39651d114fac412b1e0c39 ≤ v < 9b9e8bb81c41fd27e7b57a1c936fde140548535f, 2.6.27 | 77fd6f50f633a52c2db061e7d71d8cb486b0265e, 91f289728ec706b7ff1ca0ee845dd73ff2253488, b166ab78dc3f48e83d2c80bdfde4159b31fdc5fb, 9e57e2863872e82e7c7237bc32299f67ebebc543, 459860529c109c5ce08b81c0776ca1200eaaeb4a, 637ef4961470e04455102b34ac484a34d8eca0a4, e6d93108e0a27d7e6f95c7e45017d14ba2900d32, 9b9e8bb81c41fd27e7b57a1c936fde140548535f |
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