CVE-2023-46862

2023-10-2900:00:00

ubuntu.com

linux kernel

null pointer

dereference

bug

cve-2023-46862

race

sq thread exit

io_uring

fdinfo.c

4.8 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.2%

JSON

An issue was discovered in the Linux kernel through 6.5.9. During a race
with SQ thread exit, an io_uring/fdinfo.c io_uring_show_fdinfo NULL pointer
dereference can occur.

Bugs

OSVersionArchitecturePackageVersionFilename
ubuntu22.04noarchlinux< 5.15.0-100.110UNKNOWN
ubuntu23.10noarchlinux< 6.5.0-17.17UNKNOWN
ubuntu22.04noarchlinux-aws< 5.15.0-1056.61UNKNOWN
ubuntu23.10noarchlinux-aws< 6.5.0-1013.13UNKNOWN
ubuntu20.04noarchlinux-aws-5.15< 5.15.0-1056.61~20.04.1UNKNOWN
ubuntu22.04noarchlinux-azure< 5.15.0-1058.66UNKNOWN
ubuntu23.10noarchlinux-azure< 6.5.0-1015.15UNKNOWN
ubuntu20.04noarchlinux-azure-5.15< 5.15.0-1058.66~20.04.2UNKNOWN
ubuntu22.04noarchlinux-azure-fde< 5.15.0-1058.66.1UNKNOWN
ubuntu20.04noarchlinux-azure-fde-5.15< 5.15.0-1058.66~20.04.2.1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	22.04	noarch	linux	< 5.15.0-100.110	UNKNOWN
ubuntu	23.10	noarch	linux	< 6.5.0-17.17	UNKNOWN
ubuntu	22.04	noarch	linux-aws	< 5.15.0-1056.61	UNKNOWN
ubuntu	23.10	noarch	linux-aws	< 6.5.0-1013.13	UNKNOWN
ubuntu	20.04	noarch	linux-aws-5.15	< 5.15.0-1056.61~20.04.1	UNKNOWN
ubuntu	22.04	noarch	linux-azure	< 5.15.0-1058.66	UNKNOWN
ubuntu	23.10	noarch	linux-azure	< 6.5.0-1015.15	UNKNOWN
ubuntu	20.04	noarch	linux-azure-5.15	< 5.15.0-1058.66~20.04.2	UNKNOWN
ubuntu	22.04	noarch	linux-azure-fde	< 5.15.0-1058.66.1	UNKNOWN
ubuntu	20.04	noarch	linux-azure-fde-5.15	< 5.15.0-1058.66~20.04.2.1	UNKNOWN