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CVE-2021-20219
Published: Mar 23, 2021
Modified: Aug 3, 2024
PUBLISHED
Description
A denial of service vulnerability was found in n_tty_receive_char_special in drivers/tty/n_tty.c of the Linux kernel. In this flaw a local attacker with a normal user privilege could delay the loop (due to a changing ldata->read_head, and a missing sanity check) and cause a threat to the system availability.
| Vendor | Product | Versions |
|---|---|---|
n/a | kernel | affected kernel 4.18 |
Weaknesses (CWE)
References
https://bugzilla.redhat.com/show_bug.cgi?id=1923738
x_refsource_MISC
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