Linux Kernel up to 4.20.1 sound/usb/mixer.c build_audio_procunit out-of-bounds
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.4 | $0-$5k | 0.00 |
A vulnerability was found in Linux Kernel up to 4.20.1 (Operating System). It has been classified as critical. This affects the function build_audio_procunit
of the file sound/usb/mixer.c. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:
An issue was discovered in the Linux kernel before 4.20.2. An out-of-bounds access exists in the function build_audio_procunit in the file sound/usb/mixer.c.
The weakness was released 09/04/2019 (Website). The advisory is shared at lists.opensuse.org. This vulnerability is uniquely identified as CVE-2019-15927 since 09/04/2019. An attack has to be approached locally. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available.
Upgrading to version 4.20.2 eliminates this vulnerability.
Entries connected to this vulnerability are available at 140229, 140284, 140765 and 140890.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.5VulDB Meta Temp Score: 6.4
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.8
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
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unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Out-of-boundsCWE: CWE-125 / CWE-119
ATT&CK: Unknown
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Kernel 4.20.2
Patch: git.kernel.org
Timeline
09/04/2019 🔍09/04/2019 🔍
09/05/2019 🔍
12/13/2023 🔍
Sources
Vendor: kernel.orgAdvisory: lists.opensuse.org
Status: Not defined
Confirmation: 🔍
CVE: CVE-2019-15927 (🔍)
See also: 🔍
Entry
Created: 09/05/2019 09:24Updated: 12/13/2023 08:03
Changes: 09/05/2019 09:24 (59), 08/12/2020 16:33 (2), 12/13/2023 08:03 (4)
Complete: 🔍
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