CVE-2022-34494
MEDIUMCVSS 5.5/10EPSS 0.28%
Last modified
CVE-2022-34494 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. rpmsg_virtio_add_ctrl_dev in drivers/rpmsg/virtio_rpmsg_bus.c in the Linux kernel before 5.18.4 has a double free.. EPSS estimates a 0.28% chance of exploitation in the next 30 days.
Description
rpmsg_virtio_add_ctrl_dev in drivers/rpmsg/virtio_rpmsg_bus.c in the Linux kernel before 5.18.4 has a double free.
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 | < 5.18.4 |
References
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.4Patch, Vendor Advisory
- https://github.com/torvalds/linux/commit/1680939e9ecf7764fba8689cfb3429c2fe2bb23cPatch, Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.4Patch, Vendor Advisory
- https://github.com/torvalds/linux/commit/1680939e9ecf7764fba8689cfb3429c2fe2bb23cPatch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-34494?
rpmsg_virtio_add_ctrl_dev in drivers/rpmsg/virtio_rpmsg_bus.c in the Linux kernel before 5.18.4 has a double free.
How severe is CVE-2022-34494?
CVE-2022-34494 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.28% probability of exploitation in the next 30 days.
How do I fix CVE-2022-34494?
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-2022-34494?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST