CVE-2022-41218
MEDIUMCVSS 5.5/10EPSS 0.76%
Last modified
CVE-2022-41218 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. In drivers/media/dvb-core/dmxdev.c in the Linux kernel through 5.19.10, there is a use-after-free caused by refcount races, affecting dvb_demux_open and dvb_dmxdev_release.. EPSS estimates a 0.76% chance of exploitation in the next 30 days.
Description
In drivers/media/dvb-core/dmxdev.c in the Linux kernel through 5.19.10, there is a use-after-free caused by refcount races, affecting dvb_demux_open and dvb_dmxdev_release.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 5.19.10 |
| Debian | Debian Linux | 11.0 |
References
- http://www.openwall.com/lists/oss-security/2022/09/23/4Exploit, Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/09/24/1Exploit, Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/09/24/2Mailing List, Third Party Advisory
- https://www.debian.org/security/2023/dsa-5324Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/09/23/4Exploit, Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/09/24/1Exploit, Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/09/24/2Mailing List, Third Party Advisory
- https://www.debian.org/security/2023/dsa-5324Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-41218?
In drivers/media/dvb-core/dmxdev.c in the Linux kernel through 5.19.10, there is a use-after-free caused by refcount races, affecting dvb_demux_open and dvb_dmxdev_release.
How severe is CVE-2022-41218?
CVE-2022-41218 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.76% probability of exploitation in the next 30 days.
How do I fix CVE-2022-41218?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2022-41218?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST