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ubuntucveUbuntu.comUB:CVE-2022-24122
HistoryJan 29, 2022 - 12:00 a.m.

CVE-2022-24122

2022-01-2900:00:00
ubuntu.com
ubuntu.com
30
linux kernel
ucount.c
privilege escalation

CVSS2

6.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:C/I:C/A:C

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.001

Percentile

32.1%

JSON

kernel/ucount.c in the Linux kernel 5.14 through 5.16.4, when unprivileged
user namespaces are enabled, allows a use-after-free and privilege
escalation because a ucounts object can outlive its namespace.

OSVersionArchitecturePackageVersionFilename
ubuntu20.04noarchlinux-oem-5.14< 5.14.0-1022.24UNKNOWN

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Fedora: Security Advisory for kernel-headers (FEDORA-2022-667a5c6e26)
2022-02-07 00:00:00
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[SECURITY] Fedora 34 Update: kernel-headers-5.16.5-100.fc34
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2022-02-06 02:03:15
[SECURITY] Fedora 34 Update: kernel-tools-5.16.5-100.fc34
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CVSS2

6.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:C/I:C/A:C

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.001

Percentile

32.1%

JSON
Related for UB:CVE-2022-24122
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