CVE-2022-29582

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Summary

CVECVE-2022-29582
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-04-22 16:15:09 UTC
Updated2026-08-13 19:31:47 UTC
DescriptionIn 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.

Risk And Classification

Primary CVSS: v3.1 7 HIGH from [email protected]

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

Problem Types: CWE-362 | n/a

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
2.0[email protected]Primary6.9AV:L/AC:M/Au:N/C:C/I:C/A:C

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Debian -- Security Information -- DSA-5127-1 linux af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.3 af854a3a-2127-422b-91ae-364da2661108 cdn.kernel.org Mailing List, Vendor Advisory
GitHub - Ruia-ruia/CVE-2022-29582-Exploit: Exploit for CVE-2022-29582 targeting Google's Kernel CTF af854a3a-2127-422b-91ae-364da2661108 github.com Third Party Advisory
oss-security - Linux: UaF due to concurrency issue in io_uring timeouts af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Third Party Advisory
oss-security - Re: Linux: UaF due to concurrency issue in io_uring timeouts af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Third Party Advisory
CVE-2022-29582 - Computer security and related topics af854a3a-2127-422b-91ae-364da2661108 ruia-ruia.github.io Exploit, Third Party Advisory
io_uring: fix race between timeout flush and removal · torvalds/linux@e677edb · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Patch, Third Party Advisory
www.openwall.com/lists/oss-security/2024/04/24/3 af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch, Third Party Advisory
kernel/git/torvalds/linux.git - Linux kernel source tree af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Mailing List, Patch, Vendor Advisory
oss-security - Re: Linux: UaF due to concurrency issue in io_uring timeouts af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 179258 Debian Security Update for linux (DSA 5127-1)
  • 184513 Debian Security Update for linux (CVE-2022-29582)
  • 353964 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.15-2022-001
  • 354327 Amazon Linux Security Advisory for kernel : ALAS2022-2022-083
  • 354407 Amazon Linux Security Advisory for kernel-livepatch : ALAS2022-2022-101
  • 354468 Amazon Linux Security Advisory for kernel : ALAS2022-2022-185
  • 354542 Amazon Linux Security Advisory for kernel : ALAS-2022-185
  • 355199 Amazon Linux Security Advisory for kernel : ALAS2023-2023-070
  • 355563 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.10-2023-036
  • 355565 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.15-2023-023
  • 376925 Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX3-SA-2022:0125)
  • 610429 Google Android Devices September 2022 Security Patch Missing
  • 610438 Google Android October 2022 Security Patch Missing for Samsung
  • 6140283 AWS Bottlerocket Security Update for kernel (GHSA-c8fm-mqg3-x5j8)
  • 671975 EulerOS Security Update for kernel (EulerOS-SA-2022-2159)
  • 752370 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:2520-1)
  • 753148 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:2615-1)
  • 901291 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (9620)
  • 901857 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (9582)
  • 902008 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (9620-1)
  • 902106 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (9582-1)
  • 906176 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (9620-2)
  • 906402 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (9582-2)

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