CVE-2022-29582

In the Linux kernel before 5.17.3, fs/io_uring.c has a use-after-free due to a race condition in io_uring timeouts. This can be triggered by a local user who has no access to any user namespace; however, the race condition perhaps can only be exploited infrequently.

CVSS v3.0 7.0 HIGH
CVSS v2.0 6.9 MEDIUM

7.0^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 1.0 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.9^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 3.4 / Impact : 10.0

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://www.openwall.com/lists/oss-security/2022/04/22/3	Mailing List Third Party Advisory
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e677edbcabee849bfdd43f1602bccbecf736a646	Mailing List Patch Vendor Advisory
https://github.com/torvalds/linux/commit/e677edbcabee849bfdd43f1602bccbecf736a646	Patch Third Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.3	Mailing List Vendor Advisory
http://www.openwall.com/lists/oss-security/2022/04/22/4	Mailing List Third Party Advisory
https://www.debian.org/security/2022/dsa-5127	Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/08/08/3	Mailing List Third Party Advisory
https://ruia-ruia.github.io/2022/08/05/CVE-2022-29582-io-uring/	Exploit Third Party Advisory
https://github.com/Ruia-ruia/CVE-2022-29582-Exploit	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

Information

Published : 2022-04-22 16:15

Updated : 2023-08-08 14:21

NVD link : CVE-2022-29582

Mitre link : CVE-2022-29582

JSON object : View

Products Affected

linux

linux_kernel

debian

debian_linux

CWE

CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

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