How many CVEs have patched le16_to_cpu?

6 published CVEs changed le16_to_cpu in torvalds/linux, in 9 distinct patches totalling 83 changed lines, between 2023 and 2026.

What is the latest CVE that changed le16_to_cpu?

CVE-2025-68806 (ksmbd: fix buffer validation by including null terminator size in EA length), published 2026-01-13, changed lines 2433 of fs/smb/server/smb2pdu.c.

How does le16_to_cpu compare to the rest of torvalds/linux?

torvalds/linux has 19,281 CVEs with a located fix in total; 6 of them changed le16_to_cpu.

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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Le16_to_cpu

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Weaknesses (CWE)The MITRE CWE weakness catalog
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Patched Functions
Torvalds
Linux
Le16_to_cpu

le16_to_cpu in torvalds/linux: Patched by 6 CVEs

torvalds/linux

Function

5 files

le16_to_cpu

Name: le16_to_cpu in torvalds/linux: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

Defined in 5 files

Last patched January 13, 2026

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2023–2026

Years

By CVE publication date

Overview

le16_to_cpu in torvalds/linux was changed by 6 published CVE fixes between 2023 and 2026, in 9 distinct patches that added or removed 83 lines in total.

The name occurs in 5 files: fs/ext4/super.c, fs/smb/server/smb2pdu.c, drivers/net/usb/ipheth.c, fs/ntfs3/record.c, fs/ksmbd/smb2pdu.c.

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 le16_to_cpu, newest first, with the lines each fix touched.

ksmbd: fix buffer validation by including null terminator size in EA length
CVE-2025-68806 · fs/smb/server/smb2pdu.c · line 2433 · +1 −1
Critical · CVSS 9.3
EPSS 0.4%2026-01-13
ksmbd: fix wrong next length validation of ea buffer in smb2_set_ea()
CVE-2023-4130 · fs/ksmbd/smb2pdu.c · lines 2312–2321 · +8 −1
High · CVSS 8.1
EPSS 0.5%2025-08-16
ksmbd: fix wrong next length validation of ea buffer in smb2_set_ea()
CVE-2023-4130 · fs/smb/server/smb2pdu.c · lines 2343–2352 · +8 −1
High · CVSS 8.1
EPSS 0.5%2025-08-16
usbnet: ipheth: fix possible overflow in DPE length check
CVE-2025-21743 · drivers/net/usb/ipheth.c · lines 246–247 · +2 −2
High · CVSS 7.1
EPSS 0.2%2025-02-27
CVE-2023-45896
CVE-2023-45896 · fs/ntfs3/record.c · lines 286–331 · +39 −8
High · CVSS 7.1
EPSS 0.2%2024-08-28
CVE-2023-34256
CVE-2023-34256 · fs/ext4/super.c · lines 3243–3245 · +2 −4
Medium · CVSS 5.5
EPSS 0.2%2023-05-31
Unpatched extfs vulnerabilities are exploitable through suid-mode Apptainer
CVE-2023-30549 · fs/ext4/super.c · lines 3243–3245 · +2 −4
High · CVSS 7.8
EPSS 0.4%2023-04-25

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Other functions in these files

Functions in the same files that CVE fixes also changed.

1smb2_sess_setupfs/smb/server/smb2pdu.c13 CVEs · 60 patches2024 to 2026
2ext4_fill_superfs/ext4/super.c13 CVEs · 20 patches2009 to 2026
3smb2_sess_setupfs/ksmbd/smb2pdu.c11 CVEs · 21 patches2024 to 2026
4smb2_openfs/smb/server/smb2pdu.c9 CVEs · 42 patches2024 to 2026
5mi_enum_attrfs/ntfs3/record.c9 CVEs · 17 patches2023 to 2026
6smb2_lockfs/smb/server/smb2pdu.c8 CVEs · 43 patches2025 to 2026
7__ext4_fill_superfs/ext4/super.c7 CVEs · 32 patches2024 to 2026
8smb2_session_logofffs/smb/server/smb2pdu.c7 CVEs · 31 patches2024 to 2026

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 le16_to_cpu.

How many CVEs have patched le16_to_cpu?: 6 published CVEs changed le16_to_cpu in torvalds/linux, in 9 distinct patches totalling 83 changed lines, between 2023 and 2026.
What is the latest CVE that changed le16_to_cpu?: CVE-2025-68806 (ksmbd: fix buffer validation by including null terminator size in EA length), published 2026-01-13, changed lines 2433 of fs/smb/server/smb2pdu.c.
How does le16_to_cpu compare to the rest of torvalds/linux?: torvalds/linux has 19,281 CVEs with a located fix in total; 6 of them changed le16_to_cpu.
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

fs/ext4/super.c on GitHub (opens in a new tab)
fs/smb/server/smb2pdu.c on GitHub (opens in a new tab)
drivers/net/usb/ipheth.c on GitHub (opens in a new tab)
All patched functions in torvalds/linux
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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On this page

Overview
CVEs that patched it
Other functions in these files
Other hotspots in the repository
FAQ
References