How many CVEs have patched write?

4 published CVEs changed write in apache/tomcat, in 9 distinct patches totalling 56 changed lines, between 2017 and 2025.

What is the latest CVE that changed write?

CVE-2025-49125 (Apache Tomcat: Security constraint bypass for pre/post-resources), published 2025-06-16, changed lines 278 of java/org/apache/catalina/webresources/DirResourceSet.java.

How does write compare to the rest of apache/tomcat?

apache/tomcat has 135 CVEs with a located fix in total; 4 of them changed write.

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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Patched Functions
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Write

write in apache/tomcat: Patched by 4 CVEs

apache/tomcat

Function

3 files

write

Name: write in apache/tomcat: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

Defined in 3 files

Last patched June 16, 2025

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2017–2025

Years

By CVE publication date

Overview

write in apache/tomcat was changed by 4 published CVE fixes between 2017 and 2025, in 9 distinct patches that added or removed 56 lines in total.

The name occurs in 3 files: java/org/apache/catalina/webresources/DirResourceSet.java, java/org/apache/tomcat/util/net/SecureNioChannel.java, java/org/apache/tomcat/util/net/SecureNio2Channel.java.

On this page

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

apache/tomcat has 135 CVEs with a located fix in total, so 3% of them touched this function.

CVEs that patched it

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

Apache Tomcat: Security constraint bypass for pre/post-resources
CVE-2025-49125 · java/org/apache/catalina/webresources/DirResourceSet.java · line 278 · +1 −1
Medium · CVSS 6.3
EPSS 3.4%2025-06-16
Apache Tomcat: RCE due to TOCTOU issue in JSP compilation
CVE-2024-50379 · java/org/apache/catalina/webresources/DirResourceSet.java · lines 271–306 · +27 −17
High · CVSS 7.2
EPSS 31.8%2024-12-17
Apache Tomcat: Denial of Service
CVE-2024-38286 · java/org/apache/tomcat/util/net/SecureNio2Channel.java · lines 1202–1203 · +2 −0
High · CVSS 7.7
EPSS 1.7%2024-11-07
Apache Tomcat: Denial of Service
CVE-2024-38286 · java/org/apache/tomcat/util/net/SecureNioChannel.java · lines 831–832 · +2 −0
High · CVSS 7.7
EPSS 1.7%2024-11-07
Unrestricted Upload of File with Dangerous Type Apache Tomcat
CISA KEV
CVE-2017-12617 · java/org/apache/catalina/webresources/DirResourceSet.java · lines 220–225 · +6 −0
High · CVSS 8.1
EPSS 100.0%2017-10-03

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Other functions in these files

Functions in the same files that CVE fixes also changed.

1getResourcejava/org/apache/catalina/webresources/DirResourceSet.java2 CVEs · 3 patches2024 to 2025
2unwrapjava/org/apache/tomcat/util/net/SecureNio2Channel.java1 CVEs · 3 patches2024
3processSNIjava/org/apache/tomcat/util/net/SecureNioChannel.java1 CVEs · 3 patches2026
4completedjava/org/apache/tomcat/util/net/SecureNio2Channel.java1 CVEs · 3 patches2024
5wrapjava/org/apache/tomcat/util/net/SecureNio2Channel.java1 CVEs · 3 patches2024
6readjava/org/apache/tomcat/util/net/SecureNioChannel.java1 CVEs · 2 patches2024
7listWebAppPathsjava/org/apache/catalina/webresources/DirResourceSet.java1 CVEs · 2 patches2025
8mkdirjava/org/apache/catalina/webresources/DirResourceSet.java1 CVEs · 2 patches2025

Other hotspots in the repository

Functions in apache/tomcat changed by the most CVE fixes.

fixDocBase5 CVEs · java/org/apache/catalina/startup/ContextConfig.java expand5 CVEs · java/org/apache/catalina/startup/ExpandWar.java validate5 CVEs · java/org/apache/catalina/startup/ExpandWar.java invoke4 CVEs · java/org/apache/catalina/authenticator/AuthenticatorBase.java parseParts4 CVEs · java/org/apache/catalina/connector/Request.java parseChunkHeader4 CVEs · java/org/apache/coyote/http11/filters/ChunkedInputFilter.java

All patched functions in apache/tomcat

Frequently asked questions

Common questions about CVE fixes to write.

How many CVEs have patched write?: 4 published CVEs changed write in apache/tomcat, in 9 distinct patches totalling 56 changed lines, between 2017 and 2025.
What is the latest CVE that changed write?: CVE-2025-49125 (Apache Tomcat: Security constraint bypass for pre/post-resources), published 2025-06-16, changed lines 278 of java/org/apache/catalina/webresources/DirResourceSet.java.
How does write compare to the rest of apache/tomcat?: apache/tomcat has 135 CVEs with a located fix in total; 4 of them changed write.
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

java/org/apache/catalina/webresources/DirResourceSet.java on GitHub (opens in a new tab)
java/org/apache/tomcat/util/net/SecureNioChannel.java on GitHub (opens in a new tab)
java/org/apache/tomcat/util/net/SecureNio2Channel.java on GitHub (opens in a new tab)
All patched functions in apache/tomcat
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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