CVE-2023-0266
CVSS V2 None
CVSS V3 None
Description
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
Overview
- CVE ID
- CVE-2023-0266
- Assigner
- cve-coordination@google.com
- Vulnerability Status
- Analyzed
- Published Version
- 2023-01-30T14:15:10
- Last Modified Date
- 2023-02-06T21:47:38
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 1 | OR | 6.2 | |
| cpe:2.3:o:linux:linux_kernel:6.2:rc1:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:linux:linux_kernel:6.2:rc2:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:linux:linux_kernel:6.2:rc3:*:*:*:*:*:* | 1 | OR |
References
| Reference URL | Reference Tags |
|---|---|
| https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/queue-5.10/alsa-pcm-move-rwsem-lock-inside-snd_ctl_elem_read-to-prevent-uaf.patch?id=72783cf35e6c55bca84c4bb7b776c58152856fd4 | Mailing List Patch Vendor Advisory |
| https://github.com/torvalds/linux/commit/56b88b50565cd8b946a2d00b0c83927b7ebb055e | Patch Third Party Advisory |
| https://github.com/torvalds/linux/commit/becf9e5d553c2389d857a3c178ce80fdb34a02e1 | Patch Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2023-0266 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-0266 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2023-04-17 06:55:53 | Added to TrackCVE | |||
| 2023-04-17 06:55:55 | Weakness Enumeration | new |