Linux Kernel qcom-cpufreq-hw.c double free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Linux Kernel. The affected element is an unknown function of the file drivers/cpufreq/qcom-cpufreq-hw.c. This manipulation causes double free. The identification of this vulnerability is CVE-2023-3312. It is possible to initiate the attack remotely. There is no exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in Linux Kernel (Operating System) (affected version not known). It has been declared as critical. Affected by this vulnerability is some unknown functionality of the file drivers/cpufreq/qcom-cpufreq-hw.c. The manipulation with an unknown input leads to a double free vulnerability. The CWE definition for the vulnerability is CWE-415. The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations. The impact remains unknown.

The weakness was shared 06/19/2023. It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is known as CVE-2023-3312 since 06/19/2023. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 01/26/2026).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at patchwork.kernel.org.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-43981). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.7

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Double free
CWE: CWE-415 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: patchwork.kernel.org

Timelineinfo

06/19/2023 🔍
06/19/2023 +0 days 🔍
06/19/2023 +0 days 🔍
01/26/2026 +952 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: bugzilla.redhat.com
Status: Confirmed

CVE: CVE-2023-3312 (🔍)
GCVE (CVE): GCVE-0-2023-3312
GCVE (VulDB): GCVE-100-231919
EUVD: 🔍

Entryinfo

Created: 06/19/2023 11:15
Updated: 01/26/2026 19:51
Changes: 06/19/2023 11:15 (38), 07/15/2023 13:07 (1), 07/15/2023 13:13 (11), 01/26/2026 19:51 (16)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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