How many CVEs have patched ta_head?

1 published CVEs changed ta_head in op-tee/optee_os, in 1 distinct patches totalling 7 changed lines, between 2025 and 2025.

What is the latest CVE that changed ta_head?

CVE-2025-46733 (REE userspace code can panic TAs, leading to fTPM PCR reset and data disclosure), published 2025-07-04, changed lines 55 to 61 of lib/libutee/include/user_ta_header.h.

How does ta_head compare to the rest of op-tee/optee_os?

op-tee/optee_os has 17 CVEs with a located fix in total; 1 of them changed ta_head.

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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Weaknesses (CWE)The MITRE CWE weakness catalog
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Patched Functions
Op Tee
Optee_os
Ta_head

ta_head in op-tee/optee_os: Patched by 1 CVEs

op-tee/optee_os

Type

ta_head

Name: ta_head in op-tee/optee_os: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

lib/libutee/include/user_ta_header.h

Last patched July 4, 2025

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2025

Years

By CVE publication date

Overview

ta_head in op-tee/optee_os was changed by 1 published CVE fixes in 2025, in 1 distinct patches that added or removed 7 lines in total.

op-tee/optee_os has 17 CVEs with a located fix in total, so 6% of them touched this function.

CVEs that patched it

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

REE userspace code can panic TAs, leading to fTPM PCR reset and data disclosure
CVE-2025-46733 · lines 55–61 · +6 −1
High · CVSS 7.9
EPSS 0.2%2025-07-04

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Other hotspots in the repository

Functions in op-tee/optee_os changed by the most CVE fixes.

syscall_cryp_derive_key2 CVEs · core/tee/tee_svc_cryp.c uses2 CVEs · lib/libmpa/mpa_expmod.c exptmod2 CVEs · core/lib/libtomcrypt/src/mpa_desc.c rsa_exptmod2 CVEs · core/lib/libtomcrypt/src/pk/rsa/rsa_exptmod.c rand2 CVEs · core/lib/libtomcrypt/src/mpa_desc.c calculates2 CVEs · core/lib/libtomcrypt/src/mpa_desc.c

All patched functions in op-tee/optee_os

Frequently asked questions

Common questions about CVE fixes to ta_head.

How many CVEs have patched ta_head?: 1 published CVEs changed ta_head in op-tee/optee_os, in 1 distinct patches totalling 7 changed lines, between 2025 and 2025.
What is the latest CVE that changed ta_head?: CVE-2025-46733 (REE userspace code can panic TAs, leading to fTPM PCR reset and data disclosure), published 2025-07-04, changed lines 55 to 61 of lib/libutee/include/user_ta_header.h.
How does ta_head compare to the rest of op-tee/optee_os?: op-tee/optee_os has 17 CVEs with a located fix in total; 1 of them changed ta_head.
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

lib/libutee/include/user_ta_header.h on GitHub (opens in a new tab)
All patched functions in op-tee/optee_os
Patched functions directory

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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Overview
CVEs that patched it
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