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MEDIUM · 5.7

CVE-2023-23039

An issue was discovered in the Linux kernel through 6.2.0-rc2. drivers/tty/vcc.c has a race condition and resultant use-after-free if a physically proximate attacker removes a VCC device while calling...

Vulnerability Description

An issue was discovered in the Linux kernel through 6.2.0-rc2. drivers/tty/vcc.c has a race condition and resultant use-after-free if a physically proximate attacker removes a VCC device while calling open(), aka a race condition between vcc_open() and vcc_remove().

CVSS Score

5.7

MEDIUM

CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H
Attack Vector
PHYSICAL
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
LinuxLinux Kernel< 6.2.0

Related Weaknesses (CWE)

CWE-362

References

FAQ

What is CVE-2023-23039?

CVE-2023-23039 is a vulnerability with a CVSS score of 5.7 (MEDIUM). An issue was discovered in the Linux kernel through 6.2.0-rc2. drivers/tty/vcc.c has a race condition and resultant use-after-free if a physically proximate attacker removes a VCC device while calling...

How severe is CVE-2023-23039?

CVE-2023-23039 has been rated MEDIUM with a CVSS base score of 5.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-23039?

Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.