CVE-2022-45934
HIGH
7.8
CVSS Score
Published: November 27, 2022 at 12:00 AM UTC
Updated: June 17, 2026 at 05:11 AM UTC
13 products affected across 4 vendorsLinux KernelDebian LinuxFedora
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Severity
HIGH7.8
Exploit prediction
EPSS 0.8%
SSVC
PoC
Description
An issue was discovered in the Linux kernel through 6.0.10. l2cap_config_req in net/bluetooth/l2cap_core.c has an integer wraparound via L2CAP_CONF_REQ packets.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Debian Linux· Debiandrupal
95%95%
2.6.32 ≤ v < 4.9.3374.10 ≤ v < 4.14.3034.15 ≤ v < 4.19.2704.20 ≤ v < 5.4.2295.11 ≤ v < 5.15.855.16 ≤ v < 6.0.155.5 ≤ v < 5.10.161
Affected range stops below 4.14.303, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.19.270, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.9.337, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.10.161, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.15.85, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.4.229, so it looks safe — our inference, not a vendor statement
Affected range stops below 6.0.15, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=ae4569813a6e931258db627cdfe50dfb4f917d5d
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDAKCGDW6CQ6G3RZWYZJO454R3L5CTQB/
- https://www.debian.org/security/2023/dsa-5324
References (6)
Mailing ListPatchVendor Advisory
Source: [email protected]
https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=ae4569813a6e931258db627cdfe50dfb4f917d5dMailing ListThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2023/03/msg00000.htmlThird Party Advisory
Source: [email protected]
https://security.netapp.com/advisory/ntap-20230113-0008/Vendor AdvisoryThird Party Advisory
Source: [email protected]
https://www.debian.org/security/2023/dsa-5324SSVC — Action Prioritization
SSVCPoCNot automatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
7.8HIGHCISA-ADP
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-190
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