CVE-2026-64173
Medium
Description
In the Linux kernel, the following vulnerability has been resolved: tracing: Do not call map->ops->elt_free() if elt_alloc() fails In paths where tracing_map_elt_alloc() failed to allocate objects, the map->ops->elt_alloc() call was never successful. In this case, map->ops->elt_free() should not be called.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedJul 19, 2026
First seenJul 19, 2026
How to fix
Update
- linux linux_kernel5.10.258, 5.15.209, 6.1.175, 6.6.142, 6.12.92, 6.18.34, 7.0.11 or later
Patches
- git.kernel.org/stable/c/1a150947f8480262a46c860f1acb9c6597ca7097
- git.kernel.org/stable/c/49332e49ad5b20262cc719b03d4123b9362de701
- git.kernel.org/stable/c/798183376d9d3e278a270ea0e75a5769c8f145d9
- git.kernel.org/stable/c/8f0f5c4fb9df0e19a341e0c6ed8dc4fda9124f03
- git.kernel.org/stable/c/b427e9f6d81c9341cba23ef92f860f99f830d91d
- git.kernel.org/stable/c/b559a218eece132de0c58d444877b5627cbee524
- git.kernel.org/stable/c/b6723339736320b2e1784258ad4490cec7aac11a
- git.kernel.org/stable/c/f383cff9fb382139980bac1bcd3f3f5d59f68435
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 4.17 ≤ v < 5.10.258, 5.11 ≤ v < 5.15.209, 5.16 ≤ v < 6.1.175, 6.2 ≤ v < 6.6.142, 6.7 ≤ v < 6.12.92, 6.13 ≤ v < 6.18.34, 6.19 ≤ v < 7.0.11, 7.1 | 5.10.258, 5.15.209, 6.1.175, 6.6.142, 6.12.92, 6.18.34, 7.0.11 |
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