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CVE-2024-26592

Linux Kernel use-after-free

9.8 CRITICALEPSS 0.97%
  1. Published22 Feb 2024

Description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix UAF issue in ksmbd_tcp_new_connection() The race is between the handling of a new TCP connection and its disconnection. It leads to UAF on `struct tcp_transport` in ksmbd_tcp_new_connection() function.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Linux Kernel≥ 5.15.0 < 5.15.149 · ≥ 5.16.0 < 6.1.75 · ≥ 6.2.0 < 6.6.14 · ≥ 6.7.0 < 6.7.2

Remediation

Fixed in
Linux Kernel≥ 5.15.149

References

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Frequently asked

Is CVE-2024-26592 being actively exploited?

CVE-2024-26592 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.97%.

How severe is CVE-2024-26592?

CVE-2024-26592 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.97% probability of exploitation.

Which products are affected by CVE-2024-26592?

Affected products include Linux Kernel.

How do I fix CVE-2024-26592?

Upgrade affected software to a fixed version, for example Linux Kernel 5.15.149 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2024-26592 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.