Medium severity5.5NVD Advisory· Published Jul 19, 2026· Updated Aug 13, 2026
CVE-2026-64173
CVE-2026-64173
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.
Affected products
7cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 5 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=4.17,<5.10.258
- cpe:2.3:o:linux:linux_kernel:7.1:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.1:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.1:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.1:rc4:*:*:*:*:*:*
- (no CPE)
Patches
Vulnerability mechanics
References
8- git.kernel.org/stable/c/1a150947f8480262a46c860f1acb9c6597ca7097nvdPatch
- git.kernel.org/stable/c/49332e49ad5b20262cc719b03d4123b9362de701nvdPatch
- git.kernel.org/stable/c/798183376d9d3e278a270ea0e75a5769c8f145d9nvdPatch
- git.kernel.org/stable/c/8f0f5c4fb9df0e19a341e0c6ed8dc4fda9124f03nvdPatch
- git.kernel.org/stable/c/b427e9f6d81c9341cba23ef92f860f99f830d91dnvdPatch
- git.kernel.org/stable/c/b559a218eece132de0c58d444877b5627cbee524nvdPatch
- git.kernel.org/stable/c/b6723339736320b2e1784258ad4490cec7aac11anvdPatch
- git.kernel.org/stable/c/f383cff9fb382139980bac1bcd3f3f5d59f68435nvdPatch
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