How many CVEs have patched again?

1 published CVEs changed again in zephyrproject-rtos/zephyr, in 1 distinct patches totalling 24 changed lines, between 2026 and 2026.

What is the latest CVE that changed again?

CVE-2026-19938 (Use-after-free of an ATT PDU buffer when signing an outgoing Bluetooth ATT Signed Write Command fails), published 2026-10-12, changed lines 473 to 497 of subsys/bluetooth/host/att.c.

How does again compare to the rest of zephyrproject-rtos/zephyr?

zephyrproject-rtos/zephyr has 186 CVEs with a located fix in total; 1 of them changed again.

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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zephyrproject-rtos/zephyr

Function

again

Name: again in zephyrproject-rtos/zephyr: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

subsys/bluetooth/host/att.c

Last patched October 12, 2026

1

CVEs

That changed this function

1

Distinct patches

Backports counted once

24

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

again in zephyrproject-rtos/zephyr was changed by 1 published CVE fixes in 2026, in 1 distinct patches that added or removed 24 lines in total.

zephyrproject-rtos/zephyr has 186 CVEs with a located fix in total, so 1% of them touched this function.

CVEs that patched it

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

Use-after-free of an ATT PDU buffer when signing an outgoing Bluetooth ATT Signed Write Command fails
CVE-2026-19938 · lines 473–497 · +20 −4
Medium · CVSS 5.9
EPSS 0.2%2026-10-12

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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 zephyrproject-rtos/zephyr changed by the most CVE fixes.

wg_process_data_message3 CVEs · subsys/net/lib/wireguard/wg_crypto.c z_impl_updatehub_probe3 CVEs · subsys/mgmt/updatehub/updatehub.c publish_decode3 CVEs · subsys/net/lib/mqtt/mqtt_decoder.c packet_length_decode3 CVEs · subsys/net/lib/mqtt/mqtt_decoder.c updatehub_probe2 CVEs · lib/updatehub/updatehub.c start_coap_client2 CVEs · lib/updatehub/updatehub.c

All patched functions in zephyrproject-rtos/zephyr

Frequently asked questions

Common questions about CVE fixes to again.

How many CVEs have patched again?: 1 published CVEs changed again in zephyrproject-rtos/zephyr, in 1 distinct patches totalling 24 changed lines, between 2026 and 2026.
What is the latest CVE that changed again?: CVE-2026-19938 (Use-after-free of an ATT PDU buffer when signing an outgoing Bluetooth ATT Signed Write Command fails), published 2026-10-12, changed lines 473 to 497 of subsys/bluetooth/host/att.c.
How does again compare to the rest of zephyrproject-rtos/zephyr?: zephyrproject-rtos/zephyr has 186 CVEs with a located fix in total; 1 of them changed again.
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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