Strix
26.1K

CVE-2023-54083

HIGHCVSS 7.8/10EPSS 0.18%

Last modified

CVE-2023-54083 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. In the Linux kernel, the following vulnerability has been resolved: phy: tegra: xusb: Clear the driver reference in usb-phy dev For the dual-role port, it will assign the phy dev to usb-phy dev and use the port dev driver as the dev driver of usb-phy. When we try to destroy the port dev, it will destroy its dev driver as well. But we did not remove the reference from usb-phy dev. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

Description

In the Linux kernel, the following vulnerability has been resolved: phy: tegra: xusb: Clear the driver reference in usb-phy dev For the dual-role port, it will assign the phy dev to usb-phy dev and use the port dev driver as the dev driver of usb-phy. When we try to destroy the port dev, it will destroy its dev driver as well. But we did not remove the reference from usb-phy dev. This might cause the use-after-free issue in KASAN.

Metrics

CVSS 3.1
7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.18%

8.0th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= e8f7d2f409a15c519d5a6085777d85c1c4bab73a, < b6a107c52073496d2e5d2837915f59fb3103832f; >= e8f7d2f409a15c519d5a6085777d85c1c4bab73a, < b84998a407a882991916b1a61d987c400d8a0ce6; >= e8f7d2f409a15c519d5a6085777d85c1c4bab73a, < 238edc04ddb9d272b38f5419bcd419ad3b92b91b; >= e8f7d2f409a15c519d5a6085777d85c1c4bab73a, < 82187460347ad58fd6b06d2883da73c3f2df9631; >= e8f7d2f409a15c519d5a6085777d85c1c4bab73a, < c0c2fcb1325d0d4f3b322b5ee49385f8eca2560d
LinuxLinux5.7

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2023-54083?
In the Linux kernel, the following vulnerability has been resolved: phy: tegra: xusb: Clear the driver reference in usb-phy dev For the dual-role port, it will assign the phy dev to usb-phy dev and use the port dev driver as the dev driver of usb-phy. When we try to destroy the port dev, it will destroy its dev driver as well. But we did not remove the reference from usb-phy dev. This might cause the use-after-free issue in KASAN.
How severe is CVE-2023-54083?
CVE-2023-54083 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.
How do I fix CVE-2023-54083?
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.

How Strix Helps

Related CVEs from 2023

View all 2023CVEs →

Are you affected by CVE-2023-54083?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST