Vulnerability Analysis
Use after free in SNDRV_CTL_IOCTL_ELEM in Linux Kernel
CVE-2023-0266
A use after free vulnerability exists in the ALSA PCM package in the Linux Kernel. SNDRV_CTL_IOCTL_ELEM_{READ|WRITE}32 is missing locks that can be used in a use-after-free that can result in a priviledge escalation to gain ring0 access from the system user. We recommend upgrading past commit 56b88b50565cd8b946a2d00b0c83927b7ebb055e
CISA KEV
CVSS Base Score
7.9
HIGH
Exploitability:1.3
Impact Score:6.0
Temporal Score:-
EPSS:3.70%
Threat Intelligence Signals
CISA KEV
YES
KEV Date Added
2023-03-30
Ransomware Use
Unknown
KEV Due Date
2023-04-20
VulnCheck In-the-Wild
No
Nuclei Template
No
EPSS Score
3.702%
EPSS Percentile
88.3th pct
GHSA ID
GitHub Severity
HIGH
SSVC Exploitation
—
SSVC Automatable
—
Vulnerability Class
—
Identity & Timeline
| Status | - |
| Assigning Authority | - |
| CVSS Version / Source | - |
| Reserved | - |
| Published | - |
| Patch Date (date_public) | - |
| Exploit DB Date | - |
| First GitHub PoC Date | - |
| Last Updated | - |
| Time to Patch (Days to fix) | - |
| Exploit Release Gap | - |
| PoC Release Gap | - |
| Exploit DB References | None identified |
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| No affected products specified. | ||
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