CVE-2025-38015

dmaengine: idxd: fix memory leak in error handling path of idxd_alloc

State: Published
Severity: Not scored
Published: Jun 18, 2025
Updated: May 23, 2026
Reserved: Apr 16, 2025

Description

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

dmaengine: idxd: fix memory leak in error handling path of idxd_alloc

Memory allocated for idxd is not freed if an error occurs during idxd_alloc(). To fix it, free the allocated memory in the reverse order of allocation before exiting the function in case of an error.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	a8563a33a5e26064061f2fb34215c97f0e2995f4 to before 64afd9a1f644b27661420257dcc007d5009c99ddAffected a8563a33a5e26064061f2fb34215c97f0e2995f4 to before 6e94a2c3e4c166cd2736ac225fba5889fb1e8ac0Affected a8563a33a5e26064061f2fb34215c97f0e2995f4 to before 868dbce755ec92855362d213f47e045a8388361aAffected a8563a33a5e26064061f2fb34215c97f0e2995f4 to before 4f005eb68890698e5abc6a3af04dab76f175c50cAffected a8563a33a5e26064061f2fb34215c97f0e2995f4 to before 46a5cca76c76c86063000a12936f8e7875295838Affected 9526f051bedde01baa50081afe143a8bc5b8e6beAffected 6.0.9 to before 6.1Affected
LinuxLinux	6.1Affected before 6.1Not affected 6.1.140 through 6.1.Not affected 6.6.92 through 6.6.Not affected 6.12.30 through 6.12.Not affected 6.14.8 through 6.14.Not affected 6.15 and laterNot affected

Product

Versions

LinuxLinux

a8563a33a5e26064061f2fb34215c97f0e2995f4 to before 64afd9a1f644b27661420257dcc007d5009c99ddAffected
a8563a33a5e26064061f2fb34215c97f0e2995f4 to before 6e94a2c3e4c166cd2736ac225fba5889fb1e8ac0Affected
a8563a33a5e26064061f2fb34215c97f0e2995f4 to before 868dbce755ec92855362d213f47e045a8388361aAffected
a8563a33a5e26064061f2fb34215c97f0e2995f4 to before 4f005eb68890698e5abc6a3af04dab76f175c50cAffected
a8563a33a5e26064061f2fb34215c97f0e2995f4 to before 46a5cca76c76c86063000a12936f8e7875295838Affected
9526f051bedde01baa50081afe143a8bc5b8e6beAffected
6.0.9 to before 6.1Affected

LinuxLinux

6.1Affected
before 6.1Not affected
6.1.140 through 6.1.*Not affected
6.6.92 through 6.6.*Not affected
6.12.30 through 6.12.*Not affected
6.14.8 through 6.14.*Not affected
6.15 and laterNot affected

References

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