Google Android pmr.c _UnrefAndMaybeDestroy race condition

CVSS Meta Temp Score
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Google Android. The affected element is the function _UnrefAndMaybeDestroy of the file pmr.c. Such manipulation leads to race condition. This vulnerability is referenced as CVE-2024-34724. The attack can only be performed from a local environment. No exploit is available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Google Android (the affected version unknown). It has been rated as problematic. Affected by this issue is the function _UnrefAndMaybeDestroy of the file pmr.c. The manipulation with an unknown input leads to a race condition vulnerability. Using CWE to declare the problem leads to CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. Impacted is confidentiality, integrity, and availability. CVE summarizes:

In _UnrefAndMaybeDestroy of pmr.c, there is a possible arbitrary code execution due to a race condition. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation.

The advisory is shared for download at source.android.com. This vulnerability is handled as CVE-2024-34724 since 05/07/2024. The exploitation is known to be difficult. The attack needs to be approached locally. There are known technical details, but no exploit is available.

Applying a patch is able to eliminate this problem.

Once again VulDB remains the best 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: 6.2
VulDB Meta Temp Score: 6.1

VulDB Base Score: 4.5
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.0
NVD Vector: 🔍

CNA Base Score: 7.0
CNA Vector (google_android): 🔍

CVSSv2info

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

Exploitinginfo

Class: Race condition
CWE: CWE-362
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: 🔍

Timelineinfo

05/07/2024 🔍
07/09/2024 +63 days 🔍
07/09/2024 +0 days 🔍
12/17/2024 +161 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: source.android.com
Status: Confirmed

CVE: CVE-2024-34724 (🔍)
GCVE (CVE): GCVE-0-2024-34724
GCVE (VulDB): GCVE-100-270980
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 07/09/2024 23:32
Updated: 12/17/2024 23:42
Changes: 07/09/2024 23:32 (55), 07/13/2024 03:53 (13), 12/17/2024 23:42 (11)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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