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EPSS 0.2%top 93%

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_event: validate LE Set CIG Parameters response The Command… (CVE-2026-80763)

0
Unknown
Published: 09/04/2026 (09/04/2026, 18:31:24 UTC)
Source: GCVE Database

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_event: validate LE Set CIG Parameters response The Command Complete dispatch validates only the fixed part of the LE Set CIG Parameters response. After that part is pulled from the skb, hci_cc_le_set_cig_params() trusts num_handles and reads each entry in the trailing handle array. Matching num_handles against the command's num_cis does not guarantee that the response contains the advertised handles. A truncated response from a malfunctioning controller can therefore make the handler read beyond the skb data. Validate that the remaining skb data contains all advertised handles. Include this in the existing response validation so malformed responses also follow the established CIG failure handling.

Technical Details

Gcve Source
db.gcve.eu
Osv Id
GHSA-cxj6-pxrj-qc44
Osv Schema Version
1.4.0
Aliases
["CVE-2026-80763"]
Ecosystems
[]
Database Specific Severity
null
Cvss Version
null

Threat ID: 6a9c2658acd9273b49fca5a4

Added to database: 09/05/2026, 14:25:28 UTC

Last updated: 09/06/2026, 01:25:39 UTC

Views: 8

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