How many CVEs have patched coap_sock_write?

9 published CVEs changed coap_sock_write in obgm/libcoap, in 1 distinct patches totalling 99 changed lines, between 2025 and 2025.

What is the latest CVE that changed coap_sock_write?

CVE-2025-65493, published 2025-11-24, changed lines 1025 to 1032 of src/coap_openssl.c.

How does coap_sock_write compare to the rest of obgm/libcoap?

obgm/libcoap has 15 CVEs with a located fix in total; 9 of them changed coap_sock_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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Coap_sock_write

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Weaknesses (CWE)The MITRE CWE weakness catalog
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Patched Functions
Obgm
Libcoap
Coap_sock_write

coap_sock_write in obgm/libcoap: Patched by 9 CVEs

obgm/libcoap

Function

coap_sock_write

Name: coap_sock_write in obgm/libcoap: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

src/coap_openssl.c

Last patched November 24, 2025

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2025

Years

By CVE publication date

Overview

coap_sock_write in obgm/libcoap was changed by 9 published CVE fixes in 2025, in 1 distinct patches that added or removed 99 lines in total.

obgm/libcoap has 15 CVEs with a located fix in total, so 60% of them touched this function.

CVEs that patched it

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

On this page

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

CVE-2025-65493
CVE-2025-65493 · lines 1025–1032 · +8 −3
High · CVSS 7.5
EPSS 0.4%2025-11-24
CVE-2025-65494
CVE-2025-65494 · lines 1025–1032 · +8 −3
High · CVSS 7.5
EPSS 0.2%2025-11-24
CVE-2025-65495
CVE-2025-65495 · lines 1025–1032 · +8 −3
High · CVSS 7.5
EPSS 0.2%2025-11-24
CVE-2025-65496
CVE-2025-65496 · lines 1025–1032 · +8 −3
Medium · CVSS 4.3
EPSS 0.3%2025-11-24
CVE-2025-65497
CVE-2025-65497 · lines 1025–1032 · +8 −3
Medium · CVSS 4.3
EPSS 0.3%2025-11-24
CVE-2025-65498
CVE-2025-65498 · lines 1025–1032 · +8 −3
Medium · CVSS 4.3
EPSS 0.3%2025-11-24
CVE-2025-65499
CVE-2025-65499 · lines 1025–1032 · +8 −3
Medium · CVSS 4.3
EPSS 0.3%2025-11-24
CVE-2025-65500
CVE-2025-65500 · lines 1025–1032 · +8 −3
Medium · CVSS 4.3
EPSS 0.3%2025-11-24
CVE-2025-65501
CVE-2025-65501 · lines 1025–1032 · +8 −3
Medium · CVSS 4.3
EPSS 0.3%2025-11-24

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Other functions in these files

Functions in the same file that CVE fixes also changed.

1coap_dgram_ctrlsrc/coap_openssl.c9 CVEs · 1 patches2025
2coap_dgram_writesrc/coap_openssl.c9 CVEs · 1 patches2025
3coap_dtls_get_timeoutsrc/coap_openssl.c9 CVEs · 1 patches2025
4coap_dtls_info_callbacksrc/coap_openssl.c9 CVEs · 1 patches2025
5coap_dtls_new_client_sessionsrc/coap_openssl.c9 CVEs · 1 patches2025
6coap_dtls_new_server_sessionsrc/coap_openssl.c9 CVEs · 1 patches2025
7coap_sock_readsrc/coap_openssl.c9 CVEs · 1 patches2025
8get_san_or_cn_from_certsrc/coap_openssl.c9 CVEs · 1 patches2025

Other hotspots in the repository

Functions in obgm/libcoap changed by the most CVE fixes.

coap_dgram_write9 CVEs · src/coap_openssl.c coap_dtls_get_timeout9 CVEs · src/coap_openssl.c coap_dtls_info_callback9 CVEs · src/coap_openssl.c coap_dtls_new_client_session9 CVEs · src/coap_openssl.c coap_dtls_new_server_session9 CVEs · src/coap_openssl.c coap_sock_read9 CVEs · src/coap_openssl.c

All patched functions in obgm/libcoap

Frequently asked questions

Common questions about CVE fixes to coap_sock_write.

How many CVEs have patched coap_sock_write?: 9 published CVEs changed coap_sock_write in obgm/libcoap, in 1 distinct patches totalling 99 changed lines, between 2025 and 2025.
What is the latest CVE that changed coap_sock_write?: CVE-2025-65493, published 2025-11-24, changed lines 1025 to 1032 of src/coap_openssl.c.
How does coap_sock_write compare to the rest of obgm/libcoap?: obgm/libcoap has 15 CVEs with a located fix in total; 9 of them changed coap_sock_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

src/coap_openssl.c on GitHub (opens in a new tab)
All patched functions in obgm/libcoap
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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