Qualcomm Snapdragon Compute sysfs 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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6.1$5k-$25k0.00

Summaryinfo

A vulnerability classified as critical was found in Qualcomm Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice , Music and Snapdragon Wearables. This impacts an unknown function of the component sysfs Handler. Executing a manipulation can lead to use after free. This vulnerability is handled as CVE-2019-2314. It is possible to launch the attack on the local host. There is not any exploit available.

Detailsinfo

A vulnerability was found in Qualcomm Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice , Music and Snapdragon Wearables (Chip Software). It has been declared as critical. This vulnerability affects an unknown function of the component sysfs Handler. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Possible race condition that will cause a use-after-free when writing to two sysfs entries at nearly the same time in Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in MSM8909W, QCS405, QCS605, Qualcomm 215, SD 425, SD 439 / SD 429, SD 450, SD 625, SD 632, SD 636, SD 665, SD 675, SD 712 / SD 710 / SD 670, SD 730, SD 845 / SD 850, SD 855, SDM439, SDM660, SDX20, SDX24

The weakness was released 07/25/2019 (Website). The advisory is shared for download at codeaurora.org. This vulnerability was named CVE-2019-2314 since 12/10/2018. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 07/12/2020).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entries connected to this vulnerability are available at VDB-138761, VDB-138779, VDB-138780 and VDB-138782. 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: 6.1
VulDB Meta Temp Score: 6.1

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

NVD Base Score: 7.0
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/10/2018 🔍
07/25/2019 +227 days 🔍
07/26/2019 +1 days 🔍
07/12/2020 +352 days 🔍

Sourcesinfo

Vendor: qualcomm.com

Advisory: codeaurora.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-2314 (🔍)
GCVE (CVE): GCVE-0-2019-2314
GCVE (VulDB): GCVE-100-138796
See also: 🔍

Entryinfo

Created: 07/26/2019 07:31
Updated: 07/12/2020 14:36
Changes: 07/26/2019 07:31 (55), 07/12/2020 14:36 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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