5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
1.7 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:L/Au:S/C:N/I:N/A:P
0.0004 Low
EPSS
Percentile
5.2%
A list management bug in BSS handling in the mac80211 stack in the Linux
kernel 5.1 through 5.19.x before 5.19.16 could be used by local attackers
(able to inject WLAN frames) to corrupt a linked list and, in turn,
potentially execute code.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | backport-iwlwifi-dkms | <Â any | UNKNOWN |
ubuntu | 20.04 | noarch | backport-iwlwifi-dkms | <Â 8324-0ubuntu3~20.04.5 | UNKNOWN |
ubuntu | 22.04 | noarch | backport-iwlwifi-dkms | <Â 9858-0ubuntu3.1 | UNKNOWN |
ubuntu | 22.10 | noarch | backport-iwlwifi-dkms | <Â 9904-0ubuntu3.1 | UNKNOWN |
ubuntu | 23.10 | noarch | backport-iwlwifi-dkms | <Â any | UNKNOWN |
ubuntu | 24.04 | noarch | backport-iwlwifi-dkms | <Â any | UNKNOWN |
ubuntu | 20.04 | noarch | linux | <Â 5.4.0-131.147 | UNKNOWN |
ubuntu | 22.04 | noarch | linux | <Â 5.15.0-52.58 | UNKNOWN |
ubuntu | 22.10 | noarch | linux | <Â 5.19.0-23.24 | UNKNOWN |
ubuntu | 23.04 | noarch | linux | <Â 6.1.0-16.16 | UNKNOWN |
www.openwall.com/lists/oss-security/2022/10/13/5
access.redhat.com/security/cve/CVE-2022-42721
bugzilla.suse.com/show_bug.cgi?id=1204060
git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless.git/commit/?id=bcca852027e5878aec911a347407ecc88d6fff7f
launchpad.net/bugs/cve/CVE-2022-42721
nvd.nist.gov/vuln/detail/CVE-2022-42721
security-tracker.debian.org/tracker/CVE-2022-42721
ubuntu.com/security/notices/USN-5691-1
ubuntu.com/security/notices/USN-5692-1
ubuntu.com/security/notices/USN-5693-1
ubuntu.com/security/notices/USN-5700-1
ubuntu.com/security/notices/USN-5708-1
ubuntu.com/security/notices/USN-5752-1
www.cve.org/CVERecord?id=CVE-2022-42721
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
1.7 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:L/Au:S/C:N/I:N/A:P
0.0004 Low
EPSS
Percentile
5.2%