How many CVEs have patched iso_conn_big_sync?

3 published CVEs changed iso_conn_big_sync in torvalds/linux, in 15 distinct patches totalling 15 changed lines, between 2025 and 2026.

What is the latest CVE that changed iso_conn_big_sync?

CVE-2026-64404 (Bluetooth: ISO: avoid NULL deref of conn in iso_conn_big_sync()), published 2026-07-25, changed lines 1616 to 1635 of net/bluetooth/iso.c.

How does iso_conn_big_sync compare to the rest of torvalds/linux?

torvalds/linux has 19,281 CVEs with a located fix in total; 3 of them changed iso_conn_big_sync.

What do the line numbers refer to?

Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

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torvalds/linux

Function

iso_conn_big_sync

Name: iso_conn_big_sync in torvalds/linux: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

net/bluetooth/iso.c

Last patched July 25, 2026

3

CVEs

That changed this function

15

Distinct patches

Backports counted once

15

Lines changed

Added plus removed

2025–2026

Years

By CVE publication date

Overview

iso_conn_big_sync in torvalds/linux was changed by 3 published CVE fixes between 2025 and 2026, in 15 distinct patches that added or removed 15 lines in total.

torvalds/linux has 19,281 CVEs with a located fix in total, so 0% of them touched this function.

CVEs that patched it

Every published CVE whose fix changed iso_conn_big_sync, newest first, with the lines each fix touched.

Bluetooth: ISO: avoid NULL deref of conn in iso_conn_big_sync()
CVE-2026-64404 · lines 1616–1635 · +11 −1 in 2 hunks
Low · CVSS 2.3
EPSS 0.1%2026-07-25
Bluetooth: ISO: Fix not releasing hdev reference on iso_conn_big_sync
CVE-2026-53251 · line 1448 · +1 −0
Medium · CVSS 5.5
EPSS 0.1%2026-06-25
Bluetooth: iso: Fix circular lock in iso_conn_big_sync
CVE-2024-54191 · lines 1414–1427 · +2 −0 in 2 hunks
Medium · CVSS 5.5
EPSS 0.1%2025-01-11

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Other functions in these files

Functions in the same file that CVE fixes also changed.

Other hotspots in the repository

Functions in torvalds/linux changed by the most CVE fixes.

smb2_sess_setup13 CVEs · fs/smb/server/smb2pdu.c adjust_ptr_min_max_vals13 CVEs · kernel/bpf/verifier.c ext4_fill_super13 CVEs · fs/ext4/super.c bcm_rx_setup12 CVEs · net/can/bcm.c copy_process12 CVEs · kernel/fork.c smb2_sess_setup11 CVEs · fs/ksmbd/smb2pdu.c

All patched functions in torvalds/linux

Frequently asked questions

Common questions about CVE fixes to iso_conn_big_sync.

How many CVEs have patched iso_conn_big_sync?: 3 published CVEs changed iso_conn_big_sync in torvalds/linux, in 15 distinct patches totalling 15 changed lines, between 2025 and 2026.
What is the latest CVE that changed iso_conn_big_sync?: CVE-2026-64404 (Bluetooth: ISO: avoid NULL deref of conn in iso_conn_big_sync()), published 2026-07-25, changed lines 1616 to 1635 of net/bluetooth/iso.c.
How does iso_conn_big_sync compare to the rest of torvalds/linux?: torvalds/linux has 19,281 CVEs with a located fix in total; 3 of them changed iso_conn_big_sync.
What do the line numbers refer to?: Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

References

Fix locations are computed by RadicalNotion.AI from the upstream patch diff of each CVE. CVE data is sourced from the CVE Program.

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