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CVE-2021-33656

Published: 7/18/2022 Last updated: 8/3/2024 Reserved: 5/28/2021

When setting font with malicous data by ioctl cmd PIO_FONT,kernel will write memory out of bounds.

CNA assigner: openEuler (7e1ac599-2767-43fa-b3ea-f10178cc98f2) Requested by: n/a

Opam packages affected (29)

albatross cdrom conf-bpftool conf-libbpf conf-linux-libc-dev core core_unix hvsock mirage-block-unix mm ocaml-probes ortools_solvers orun rawlink rawlink-eio rawlink-lwt restricted shell solo5 solo5-bindings-hvt solo5-bindings-spt solo5-cross-aarch64 solo5-kernel-ukvm tracy-client tuntap uring vhd-format vhd-format-lwt xapi-stdext-unix

Products affected (2)

Product	Vendor	Version
openEuler:kernel	n/a	< 2.20.9-0ubuntu7.16
openEuler:kernel	n/a	2.0.1.823

References (16)