CVE-2023-53519
What it is
In the Linux kernel, the following vulnerability has been resolved: media: v4l2-mem2mem: add lock to protect parameter num_rdy Getting below error when using KCSAN to check the driver. Adding lock to protect parameter num_rdy when getting the value with function: v4l2_m2m_num_src_bufs_ready/v4l2_m2m_num_dst_bufs_ready. kworker/u16:3: [name:report&]BUG: KCSAN: data-race in v4l2_m2m_buf_queue kworker/u16:3: [name:report&] kworker/u16:3: [name:report&]read-write to 0xffffff8105f35b94 of 1 bytes by task 20865 on cpu 7: kworker/u16:3: v4l2_m2m_buf_queue+0xd8/0x10c
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of service disruption.
- Exploit odds
- 0.1% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.1% in the next 30 days (EPSS).
- Severity: 5.5 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.1% · EPSS, next 30 days
- Weakness
- CWE-667
- Record status
- Analyzed
Affected
- Linux Kernel < 4.14.324
- Linux Kernel < 4.19.293
- Linux Kernel < 5.4.255
- Linux Kernel < 5.10.192
- Linux Kernel < 5.15.128
- Linux Kernel < 6.1.47
- Linux Kernel < 6.4.12
Attack profile CVSS 3.1 · 5.5
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2023-53519.md and follow it. Check whether this project is affected by CVE-2023-53519. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://git.kernel.org/stable/c/1676748aa29099fc0abd71e0fb092e76e835f25c
- https://git.kernel.org/stable/c/56b5c3e67b0f9af3f45cf393be048ee8d8a92694
- https://git.kernel.org/stable/c/690dd4780b3f4d755e4e7883e8c3d1b5052f6bf2
- https://git.kernel.org/stable/c/7fc7f87725805197388ba749a1801df33000fa50
- https://git.kernel.org/stable/c/c71aa5f1cf961264690f2560503ea396b6e3c680
- https://git.kernel.org/stable/c/e01ea1c4191ee08440b5f86db98dff695e9cedf9
- https://git.kernel.org/stable/c/e52de26cb37459b16213438a2c82feb155dd3bbd
- https://git.kernel.org/stable/c/ef009fe2010ea2a3a7045ecb72729cf366e0967b
References
- https://git.kernel.org/stable/c/1676748aa29099fc0abd71e0fb092e76e835f25c
- https://git.kernel.org/stable/c/56b5c3e67b0f9af3f45cf393be048ee8d8a92694
- https://git.kernel.org/stable/c/690dd4780b3f4d755e4e7883e8c3d1b5052f6bf2
- https://git.kernel.org/stable/c/7fc7f87725805197388ba749a1801df33000fa50
- https://git.kernel.org/stable/c/c71aa5f1cf961264690f2560503ea396b6e3c680
- https://git.kernel.org/stable/c/e01ea1c4191ee08440b5f86db98dff695e9cedf9
- https://git.kernel.org/stable/c/e52de26cb37459b16213438a2c82feb155dd3bbd
- https://git.kernel.org/stable/c/ef009fe2010ea2a3a7045ecb72729cf366e0967b