What is CVE-2024-26839?

CVE-2024-26839 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, classified as a Memory Leak flaw (CWE-401). CVE-2024-26839 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2024-26839?

CVE-2024-26839 has a CVSS score of 5.5 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2024-26839?

No patch is currently available for CVE-2024-26839. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2024-26839 actively exploited?

CVE-2024-26839 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Memory Leak (CWE-401)?

The product does not release memory after use, causing gradual resource exhaustion. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/401.html

CVE-2024-26839

Medium

In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Fix a memleak in init_credit_return When dma_alloc_coherent fails to allocate dd->cr_base[i].va, init_credit_return should deallocate dd->cr_base and dd->cr_base[i] that allocated before. Or those resources would be never freed and a memleak is triggered.

Package Linux Kernel

Published 2024-04-17

Last modified 2025-01-14

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

5.5

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-401

CVE-2024-26839 is a Memory Leak vulnerability

What is Memory Leak?

The product does not release memory after use, causing gradual resource exhaustion. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2024-26839 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Debian Security
https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html

Mailing List
Debian Security
https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html

Mailing List
Kernel patch commit
https://git.kernel.org/stable/c/2e4f9f20b32658ef3724aa46f7aef4908d2609e3
Patch
Kernel patch commit
https://git.kernel.org/stable/c/3fa240bb6b2dbb3e7a3ee1440a4889cbb6207eb7
Patch
Kernel patch commit
https://git.kernel.org/stable/c/52de5805c147137205662af89ed7e083d656ae25
Patch

8 patch commits total View all on NVD

Details

CVE ID CVE-2024-26839

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-04-17

Modified 2025-01-14

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2024-26839?

CVE-2024-26839 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as a Memory Leak flaw (CWE-401) . CVE-2024-26839 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2024-26839?

CVE-2024-26839 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2024-26839?

No patch is currently available for CVE-2024-26839. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2024-26839 actively exploited?

No — CVE-2024-26839 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Memory Leak (CWE-401)?

The product does not release memory after use, causing gradual resource exhaustion. View CWE-401 on MITRE CWE →