Linux Kernel up to 6.7.2 riscv use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

A vulnerability was found in Linux Kernel up to 6.7.2 (Operating System) and classified as problematic. This issue affects some unknown functionality of the component riscv. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. The impact remains unknown. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: riscv: Fix module loading free order Reverse order of kfree calls to resolve use-after-free error.

The weakness was shared 02/29/2024. It is possible to read the advisory at git.kernel.org. The identification of this vulnerability is CVE-2024-26619 since 02/19/2024. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/29/2024).

Upgrading to version 6.7.3 or 6.8-rc1 eliminates this vulnerability. Applying the patch 2fa79badf4bf/78996eee79eb 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 entries VDB-261291, VDB-264974, VDB-265112 and VDB-265218 are related to this item.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔒
VulDB CVSS-BT Score: 🔒
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Kernel 6.7.3/6.8-rc1
Patch: 2fa79badf4bf/78996eee79eb

Timelineinfo

02/19/2024 CVE reserved
02/29/2024 +10 days Advisory disclosed
02/29/2024 +0 days VulDB entry created
02/29/2024 +0 days VulDB entry last update

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2024-26619 (🔒)
See also: 🔒

Entryinfo

Created: 02/29/2024 17:31
Changes: 02/29/2024 17:31 (42)
Complete: 🔍
Cache ID: 3:576:103

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