Linux Kernel up to 6.8.8 octeontx2-af rvu_npc.c rvu_npc_freemem double free

Summaryinfo

A vulnerability was found in Linux Kernel up to 6.8.8 and classified as critical. The affected element is the function rvu_npc_freemem of the file drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c of the component octeontx2-af. Such manipulation leads to double free. This vulnerability is referenced as CVE-2024-36030. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Linux Kernel up to 6.8.8. Affected by this issue is the function rvu_npc_freemem of the file drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c of the component octeontx2-af. The manipulation with an unknown input leads to a double free vulnerability. Using CWE to declare the problem leads to CWE-415. The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations. Impacted is confidentiality, integrity, and availability. CVE summarizes:

In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: fix the double free in rvu_npc_freemem() Clang static checker(scan-build) warning： drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c:line 2184, column 2 Attempt to free released memory. npc_mcam_rsrcs_deinit() has released 'mcam->counters.bmap'. Deleted this redundant kfree() to fix this double free problem.

The advisory is available at git.kernel.org. This vulnerability is handled as CVE-2024-36030 since 05/17/2024. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 08/28/2025).

Upgrading to version 6.8.9 eliminates this vulnerability. Applying the patch f5aa87a2c0a7/6e965eba43e9 is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at CERT Bund (WID-SEC-2024-1259). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

• Debian Linux
• Amazon Linux 2
• Red Hat Enterprise Linux
• Ubuntu Linux
• SUSE Linux
• IBM InfoSphere Guardium
• Oracle Linux
• Oracle VM
• NetApp FAS
• EMC Avamar
• NetApp AFF
• Dell NetWorker
• NetApp ActiveIQ Unified Manager
• IBM Security Guardium
• RESF Rocky Linux
• Broadcom Brocade SANnav
• Open Source Linux Kernel
• IBM Business Automation Workflow
• IBM QRadar SIEM
• Dell Avamar
• IBM Storage Scale
• IBM Spectrum Protect Plus
• Juniper Junos Space
• IBM Storage Scale System
• SolarWinds Security Event Manager

Productinfo

Type

• Operating System

Vendor

• Linux

Name

• Kernel

Version

• 6.8.0
• 6.8.1
• 6.8.2
• 6.8.3
• 6.8.4
• 6.8.5
• 6.8.6
• 6.8.7
• 6.8.8

License

• open-source

Website

• Vendor: https://www.kernel.org/

CPE 2.3info

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CPE 2.2info

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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