CVE-2023-1859

2023-04-1000:00:00

ubuntu.com

4.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

1 Low

CVSS2

Access Vector

LOCAL

Access Complexity

HIGH

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:H/Au:S/C:N/I:N/A:P

0.0004 Low

EPSS

Percentile

5.2%

JSON

A use-after-free flaw was found in xen_9pfs_front_removet in
net/9p/trans_xen.c in Xen transport for 9pfs in the Linux Kernel. This flaw
could allow a local attacker to crash the system due to a race problem,
possibly leading to a kernel information leak.

Bugs

<https://bugzilla.redhat.com/show_bug.cgi?id=2184395>

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlinux< 4.15.0-214.225) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu20.04noarchlinux< 5.4.0-152.169UNKNOWN
ubuntu22.04noarchlinux< 5.15.0-75.82UNKNOWN
ubuntu22.10noarchlinux< 5.19.0-45.46UNKNOWN
ubuntu23.04noarchlinux< 6.2.0-23.23UNKNOWN
ubuntu23.10noarchlinux< anyUNKNOWN
ubuntu24.04noarchlinux< anyUNKNOWN
ubuntu18.04noarchlinux-aws< 4.15.0-1159.172) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu20.04noarchlinux-aws< 5.4.0-1104.112UNKNOWN
ubuntu22.04noarchlinux-aws< 5.15.0-1038.43UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	linux	< 4.15.0-214.225) Available with Ubuntu Pro or Ubuntu Pro (Infra-only	UNKNOWN
ubuntu	20.04	noarch	linux	< 5.4.0-152.169	UNKNOWN
ubuntu	22.04	noarch	linux	< 5.15.0-75.82	UNKNOWN
ubuntu	22.10	noarch	linux	< 5.19.0-45.46	UNKNOWN
ubuntu	23.04	noarch	linux	< 6.2.0-23.23	UNKNOWN
ubuntu	23.10	noarch	linux	< any	UNKNOWN
ubuntu	24.04	noarch	linux	< any	UNKNOWN
ubuntu	18.04	noarch	linux-aws	< 4.15.0-1159.172) Available with Ubuntu Pro or Ubuntu Pro (Infra-only	UNKNOWN
ubuntu	20.04	noarch	linux-aws	< 5.4.0-1104.112	UNKNOWN
ubuntu	22.04	noarch	linux-aws	< 5.15.0-1038.43	UNKNOWN