CVE-2022-45919
HIGHCVSS 7/10EPSS 0.25%
Last modified
CVE-2022-45919 is a high-severity vulnerability rated 7/10 on the CVSS scale. An issue was discovered in the Linux kernel through 6.0.10. In drivers/media/dvb-core/dvb_ca_en50221.c, a use-after-free can occur is there is a disconnect after an open, because of the lack of a wait_event.. EPSS estimates a 0.25% chance of exploitation in the next 30 days.
Description
An issue was discovered in the Linux kernel through 6.0.10. In drivers/media/dvb-core/dvb_ca_en50221.c, a use-after-free can occur is there is a disconnect after an open, because of the lack of a wait_event.
Metrics
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 2.6.12, < 4.14.317 |
| Linux | Linux Kernel | >= 4.15, < 4.19.285 |
| Linux | Linux Kernel | >= 4.20, < 5.4.246 |
| Linux | Linux Kernel | >= 5.5, < 5.10.183 |
| Linux | Linux Kernel | >= 5.11, < 5.15.116 |
| Linux | Linux Kernel | >= 5.16, < 6.1.33 |
| Linux | Linux Kernel | >= 6.2, < 6.3.7 |
| Netapp | H410c Firmware | All versions |
| Netapp | H300s Firmware | All versions |
| Netapp | H500s Firmware | All versions |
| Netapp | H700s Firmware | All versions |
| Netapp | H410s Firmware | All versions |
References
- https://lore.kernel.org/linux-media/20221121063308.GA33821%40ubuntu/T/#uThird Party Advisory
- https://security.netapp.com/advisory/ntap-20230113-0008/Third Party Advisory
- https://lore.kernel.org/linux-media/20221121063308.GA33821%40ubuntu/T/#uThird Party Advisory
- https://security.netapp.com/advisory/ntap-20230113-0008/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-45919?
An issue was discovered in the Linux kernel through 6.0.10. In drivers/media/dvb-core/dvb_ca_en50221.c, a use-after-free can occur is there is a disconnect after an open, because of the lack of a wait_event.
How severe is CVE-2022-45919?
CVE-2022-45919 has a CVSS score of 7/10 (HIGH severity). The EPSS model estimates a 0.25% probability of exploitation in the next 30 days.
How do I fix CVE-2022-45919?
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-2022-45919?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST