Bluetooth: MGMT: cancel mesh send timer when hdev removed (Linux Linux)

CVE-2025-40284
HIGH 7.8

At a glance

Source
NVD
EPSS
EPSS 0.14 % · percentile 3 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Deferred

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: cancel mesh send timer when hdev removed mesh_send_done timer is not canceled when hdev is removed, which causes crash if the timer triggers after hdev is gone. Cancel the timer when MGMT removes the hdev, like other MGMT timers. Should fix the BUG: sporadically seen by BlueZ test bot (in "Mesh - Send cancel - 1" test). Log: ------ BUG: KASAN: slab-use-after-free in run_timer_softirq+0x76b/0x7d0 ... Freed by task 36: kasan_save_stack+0x24/0x50 kasan_save_track+0x14/0x30 __kasan_save_free_info+0x3a/0x60 __kasan_slab_free+0x43/0x70 kfree+0x103/0x500 device_release+0x9a/0x210 kobject_put+0x100/0x1e0 vhci_release+0x18b/0x240 ------

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HLinux
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HNVD · 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Secondary)

European references

CERT-FR advisories

Affected products

ProductVersions
Linux · Linuxaffected b338d91703fae6f6afd67f3f75caa3b8f36ddef3 < 990e6143b0ca0c66f099d67d00c112bf59b30d76 ; affected b338d91703fae6f6afd67f3f75caa3b8f36ddef3 < 2927ff643607eddf4f03d10ef80fe10d977154aa ; affected b338d91703fae6f6afd67f3f75caa3b8f36ddef3 < 7b6b6c077cad0601d62c3c34ab7ce3fb25deda7b ; affected b338d91703fae6f6afd67f3f75caa3b8f36ddef3 < fd62ca5ad136dcf6f5aa308423b299a6be6f54ea ; affected b338d91703fae6f6afd67f3f75caa3b8f36ddef3 < 55fb52ffdd62850d667ebed842815e072d3c9961
Linux · Linuxaffected 6.1 ; unaffected 0 < 6.1 ; unaffected 6.1.159 ≤ 6.1.* ; unaffected 6.6.117 ≤ 6.6.* ; unaffected 6.12.59 ≤ 6.12.* ; unaffected 6.17.9 ≤ 6.17.*

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD