CVE-2024-35933: Bluetooth: btintel: Fix null ptr deref in btintel_read_version
Vulnerability summary
CVE-2024-35933 is a medium (CVSS 5.5) NULL Pointer Dereference vulnerability in debian debian_linux. EPSS estimates a 0.22% chance of exploitation in the next 30 days, higher than 13.2% of scored vulnerabilities.
Not severe (CVSS 5.5, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 33 · Related 30Timeline
- 19-05-2024PublishedVulnerability first disclosed.
- 15-10-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btintel: Fix null ptr deref in btintel_read_version If hci_cmd_sync_complete() is triggered and skb is NULL, then hdev->req_skb is NULL, which will cause this issue.
CVSS metrics
3 scores · 3 sources · 1 version- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.22%
Chance of exploitation in the next 30 days
Percentile
13%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.22% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu123 products
- linuxAll versions (No fix recorded) | < 5.4.0-189.209 | < 5.15.0-116.126 | < 6.8.0-38.38
- linux-allwinner-5.19All versions (No fix recorded)
- linux-awsAll versions (No fix recorded) | < 5.4.0-1128.138 | < 5.15.0-1065.71 | < 6.8.0-1011.12
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Debian2 products
- linux< 6.1.90-1 | < 6.8.9-1
- debian_linuxEOL10.0
Linux2 products
- linux≥ abfeea476c68afea54c9c050a2d3b19d5d2ee873, < b19fe5eea619d54eea59bb8a37c0f8d00ef0e912 | ≥ abfeea476c68afea54c9c050a2d3b19d5d2ee873, < ffdca0a62abaf8c41d8d9ea132000fd808de329b | ≥ abfeea476c68afea54c9c050a2d3b19d5d2ee873, < 22d3053ef05f0b5045e45bd91e7473846261d65e | ≥ abfeea476c68afea54c9c050a2d3b19d5d2ee873, < b79e040910101b020931ba0c9a6b77e81ab7f645 | 5.17
- linux_kernel< 4.19.312 | ≥ 4.20, < 5.4.274 | ≥ 5.5, < 5.10.215 | ≥ 5.11, < 5.15.155 | ≥ 5.16, < 6.1.86 | ≥ 6.2, < 6.6.27 | ≥ 6.7, < 6.8.6
3 vendors · 127 products
