Linux Kernel Bluetooth l2cap_core.c l2cap_reassemble_sdu use after free

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Summary

CVECVE-2022-3564
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-10-17 19:15:10 UTC
Updated2026-10-14 14:17:24 UTC
DescriptionA vulnerability classified as critical was found in Linux Kernel. Affected by this vulnerability is the function l2cap_reassemble_sdu of the file net/bluetooth/l2cap_core.c of the component Bluetooth. The manipulation leads to use after free. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211087.

Risk And Classification

Primary CVSS: v3.1 7.1 HIGH from [email protected]

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

Problem Types: CWE-119 | CWE-362 | CWE-119 CWE-119 Memory Corruption -> CWE-416 Use After Free

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.1HIGHCVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1[email protected]Secondary5.5MEDIUMCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
3.1CNADECLARED5.5MEDIUMCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CVSS v3.1 Breakdown

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

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Kernel affected n/a Not specified
ADP Siemens SIMATIC S7-1500 TM MFP - GNU/Linux Subsystem affected V1.1 custom Not specified

References

ReferenceSourceLinkTags
CVE-2022-3564 Linux Kernel Vulnerability in NetApp Products | NetApp Product Security af854a3a-2127-422b-91ae-364da2661108 security.netapp.com Third Party Advisory
CVE-2022-3564 | Linux Kernel Bluetooth l2cap_core.c l2cap_reassemble_sdu use after free af854a3a-2127-422b-91ae-364da2661108 vuldb.com Third Party Advisory
kernel/git/bluetooth/bluetooth-next.git - Bluetooth kernel development tree af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Patch
[SECURITY] [DLA 3244-1] linux-5.10 security update af854a3a-2127-422b-91ae-364da2661108 lists.debian.org Mailing List, Third Party Advisory
cert-portal.siemens.com/productcert/html/ssa-794697.html 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e cert-portal.siemens.com
[SECURITY] [DLA 3245-1] linux security update af854a3a-2127-422b-91ae-364da2661108 lists.debian.org 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

  • 160447 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel (ELSA-2023-12109)
  • 160490 Oracle Enterprise Linux Security Update for kernel (ELSA-2023-0951)
  • 160692 Oracle Enterprise Linux Security Update for kernel (ELSA-2023-2951)
  • 160857 Oracle Enterprise Linux Security Update for kernel (ELSA-2023-4151)
  • 181365 Debian Security Update for linux (CVE-2022-3564)
  • 181440 Debian Security Update for linux-5.10 (DLA 3244-1)
  • 181565 Debian Security Update for linux (DLA 3245-1)
  • 199055 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5754-1)
  • 199056 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5757-1)
  • 199057 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5755-1)
  • 199059 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5756-1)
  • 199060 Ubuntu Security Notification for Linux kernel (GKE) Vulnerabilities (USN-5756-2)
  • 199061 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5755-2)
  • 199070 Ubuntu Security Notification for Linux kernel (Azure) Vulnerabilities (USN-5756-3)
  • 199071 Ubuntu Security Notification for Linux kernel (Azure) Vulnerabilities (USN-5754-2)
  • 199072 Ubuntu Security Notification for Linux kernel (Azure) Vulnerabilities (USN-5774-1)
  • 199073 Ubuntu Security Notification for Linux kernel (OEM) Vulnerabilities (USN-5773-1)
  • 199078 Ubuntu Security Notification for Linux kernel (Azure) Vulnerabilities (USN-5779-1)
  • 199084 Ubuntu Security Notification for Linux kernel (OEM) Vulnerabilities (USN-5789-1)
  • 241215 Red Hat Update for kernel-rt (RHSA-2023:0979)
  • 241218 Red Hat Update for kernel (RHSA-2023:0951)
  • 241229 Red Hat Update for kpatch-patch (RHSA-2023:1008)
  • 241257 Red Hat Update for kernel security (RHSA-2023:1221)
  • 241258 Red Hat Update for kernel security (RHSA-2023:1202)
  • 241259 Red Hat Update for kernel-rt (RHSA-2023:1220)
  • 241260 Red Hat Update for kernel-rt (RHSA-2023:1203)
  • 241263 Red Hat Update for kpatch-patch (RHSA-2023:1251)
  • 241290 Red Hat Update for kpatch-patch (RHSA-2023:1435)
  • 241316 Red Hat Update for kernel-rt (RHSA-2023:1560)
  • 241504 Red Hat Update for kernel security (RHSA-2023:2951)
  • 241527 Red Hat Update for kernel-rt (RHSA-2023:2736)
  • 241567 Red Hat Update for kernel security (RHSA-2023:3388)
  • 241576 Red Hat Update for kpatch-patch (RHSA-2023:3431)
  • 241627 Red Hat Update for kernel (RHSA-2023:3277)
  • 241646 Red Hat Update for kernel (RHSA-2023:1559)
  • 241655 Red Hat Update for kpatch-patch (RHSA-2023:3278)
  • 241668 Red Hat Update for kpatch-patch (RHSA-2023:0858)
  • 241674 Red Hat Update for kpatch-patch (RHSA-2023:1666)
  • 241684 Red Hat Update for kernel (RHSA-2023:0856)
  • 241822 Red Hat Update for kernel (RHSA-2023:4151)
  • 241828 Red Hat Update for kernel-rt (RHSA-2023:4150)
  • 241839 Red Hat Update for kpatch-patch (RHSA-2023:4215)
  • 257246 CentOS Security Update for kernel (CESA-2023:4151)
  • 354135 Amazon Linux Security Advisory for kernel : ALAS2-2022-1888
  • 354237 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.15-2022-011
  • 354239 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.10-2022-023
  • 354251 Amazon Linux Security Advisory for kernel : ALAS-2022-1645
  • 354275 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.4-2022-039
  • 354646 Amazon Linux Security Advisory for kernel-livepatch : ALAS2LIVEPATCH-2023-096
  • 354665 Amazon Linux Security Advisory for kernel-livepatch : ALAS2LIVEPATCH-2023-095
  • 377891 Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX3-SA-2023:0002)
  • 378468 Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX3-SA-20230042)
  • 378473 Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX2-SA-2023:0021)
  • 378512 Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX3-SA-2023:0042)
  • 6140315 AWS Bottlerocket Security Update for kernel (GHSA-hhp7-vvgr-v6jv)
  • 672532 EulerOS Security Update for kernel (EulerOS-SA-2023-1126)
  • 753564 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2023:0147-1)
  • 753565 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2023:0146-1)
  • 753566 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2023:0145-1)
  • 753583 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2023:0152-1)
  • 753584 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2023:0149-1)
  • 753688 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2023:0406-1)
  • 753689 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2023:0410-1)
  • 753692 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2023:0407-1)
  • 753743 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2023:0618-1)
  • 940942 AlmaLinux Security Update for kernel (ALSA-2023:0951)
  • 940952 AlmaLinux Security Update for kernel-rt (ALSA-2023:0979)
  • 941096 AlmaLinux Security Update for kernel (ALSA-2023:2951)
  • 941114 AlmaLinux Security Update for kernel-rt (ALSA-2023:2736)
  • 960667 Rocky Linux Security Update for kernel-rt (RLSA-2023:0979)

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