CVE-2020-27784
MEDIUMLinux Kernel 4.1-4.4.241 - Use-After-Free in printer_ioctl()
Title source: llmDescription
A vulnerability was found in the Linux kernel, where accessing a deallocated instance in printer_ioctl() printer_ioctl() tries to access of a printer_dev instance. However, use-after-free arises because it had been freed by gprinter_free().
References (1)
Core 1
Core References
Mailing List, Patch, Vendor Advisory x_refsource_misc
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e8d5f92b8d30bb4ade76494490c3c065e12411b1
Scores
CVSS v3
5.5
EPSS
0.0022
EPSS Percentile
12.8%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-201
CWE-416
Status
published
Products (1)
linux/linux_kernel
4.1 - 4.4.241
Published
Sep 01, 2022
Tracked Since
Feb 18, 2026