CVE-2026-46178 (CVSS 7.8)

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().

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CVSS v3.1 Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS — Exploit Prediction

0.0014

Probability of exploitation

0.04%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

References

Other References

https://git.kernel.org/stable/c/0be6ae614ca7fa53e7389e3c7462ed20abbd4192 https://git.kernel.org/stable/c/0dbd619716fb07b7de1acd64fec673ee6e1adde7 https://git.kernel.org/stable/c/388617f44d81604a760742a0b5de292d411e63e3 https://git.kernel.org/stable/c/53fd4c03558672ccb167754fbacbf045c7ab335c https://git.kernel.org/stable/c/5b3b220d54e6a3d77380cb7caa1ef79cb8f4fc94 https://git.kernel.org/stable/c/c54c7e4cb679c0aaa1cb489b9c3f2cd98e63a44c https://git.kernel.org/stable/c/c5dc30da990045105c9762248d23076223e7878a https://git.kernel.org/stable/c/e01b8c9286c470b71a38acd320106f2c4f2826a1

Frequently Asked Questions

What is CVE-2026-46178? +

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(). It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2026-46178? +

CVE-2026-46178 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0014, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-46178? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

CVE-2026-46178