CVE-2026-46178

RDMA/mlx4: Fix resource leak on error in mlx4_ib_create_srq()

State: Published
Severity: 7.8 High
Published: May 28, 2026
Updated: Oct 19, 2026
Reserved: May 13, 2026

Description

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

RDMA/mlx4: Fix resource leak on error in mlx4_ib_create_srq()

Sashiko points out that mlx4_srq_alloc() was not undone during error unwind, add the missing call to mlx4_srq_free().

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	Linux

Weaknesses

CWE-772 Missing Release of Resource after Effective Lifetime

Affected Products

Product	Versions
LinuxLinux	225c7b1feef1b41170f7037a5b10a65cd8a42c54 to before 53fd4c03558672ccb167754fbacbf045c7ab335cAffected 225c7b1feef1b41170f7037a5b10a65cd8a42c54 to before 0be6ae614ca7fa53e7389e3c7462ed20abbd4192Affected 225c7b1feef1b41170f7037a5b10a65cd8a42c54 to before 5b3b220d54e6a3d77380cb7caa1ef79cb8f4fc94Affected 225c7b1feef1b41170f7037a5b10a65cd8a42c54 to before c5dc30da990045105c9762248d23076223e7878aAffected 225c7b1feef1b41170f7037a5b10a65cd8a42c54 to before 0dbd619716fb07b7de1acd64fec673ee6e1adde7Affected 225c7b1feef1b41170f7037a5b10a65cd8a42c54 to before e01b8c9286c470b71a38acd320106f2c4f2826a1Affected 225c7b1feef1b41170f7037a5b10a65cd8a42c54 to before 388617f44d81604a760742a0b5de292d411e63e3Affected 225c7b1feef1b41170f7037a5b10a65cd8a42c54 to before c54c7e4cb679c0aaa1cb489b9c3f2cd98e63a44cAffected
LinuxLinux	2.6.22Affected before 2.6.22Not affected 5.10.258 through 5.10.Not affected 5.15.209 through 5.15.Not affected 6.1.175 through 6.1.Not affected 6.6.140 through 6.6.Not affected 6.12.88 through 6.12.Not affected 6.18.30 through 6.18.Not affected 7.0.7 through 7.0.*Not affected 7.1 and laterNot affected

Product

Versions

LinuxLinux

225c7b1feef1b41170f7037a5b10a65cd8a42c54 to before 53fd4c03558672ccb167754fbacbf045c7ab335cAffected
225c7b1feef1b41170f7037a5b10a65cd8a42c54 to before 0be6ae614ca7fa53e7389e3c7462ed20abbd4192Affected
225c7b1feef1b41170f7037a5b10a65cd8a42c54 to before 5b3b220d54e6a3d77380cb7caa1ef79cb8f4fc94Affected
225c7b1feef1b41170f7037a5b10a65cd8a42c54 to before c5dc30da990045105c9762248d23076223e7878aAffected
225c7b1feef1b41170f7037a5b10a65cd8a42c54 to before 0dbd619716fb07b7de1acd64fec673ee6e1adde7Affected
225c7b1feef1b41170f7037a5b10a65cd8a42c54 to before e01b8c9286c470b71a38acd320106f2c4f2826a1Affected
225c7b1feef1b41170f7037a5b10a65cd8a42c54 to before 388617f44d81604a760742a0b5de292d411e63e3Affected
225c7b1feef1b41170f7037a5b10a65cd8a42c54 to before c54c7e4cb679c0aaa1cb489b9c3f2cd98e63a44cAffected

LinuxLinux

2.6.22Affected
before 2.6.22Not affected
5.10.258 through 5.10.*Not affected
5.15.209 through 5.15.*Not affected
6.1.175 through 6.1.*Not affected
6.6.140 through 6.6.*Not affected
6.12.88 through 6.12.*Not affected
6.18.30 through 6.18.*Not affected
7.0.7 through 7.0.*Not affected
7.1 and laterNot affected

References

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