How many CVEs have patched decode_tag?

1 published CVEs changed decode_tag in erlang/otp, in 1 distinct patches totalling 15 changed lines, between 2026 and 2026.

What is the latest CVE that changed decode_tag?

CVE-2026-65634 (Superlinear CPU denial of service in Erlang/OTP ASN.1 OBJECT IDENTIFIER decoder), published 2026-09-22, changed lines 551 to 564 of lib/asn1/src/asn1rtt_ber.erl.

How does decode_tag compare to the rest of erlang/otp?

erlang/otp has 58 CVEs with a located fix in total; 1 of them changed decode_tag.

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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Decode_tag

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Weaknesses (CWE)The MITRE CWE weakness catalog
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Patched Functions
Erlang
Otp
Decode_tag

decode_tag in erlang/otp: Patched by 1 CVEs

erlang/otp

Function

decode_tag

Name: decode_tag in erlang/otp: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

lib/asn1/src/asn1rtt_ber.erl

Last patched September 22, 2026

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

decode_tag in erlang/otp was changed by 1 published CVE fixes in 2026, in 1 distinct patches that added or removed 15 lines in total.

erlang/otp has 58 CVEs with a located fix in total, so 2% of them touched this function.

CVEs that patched it

Every published CVE whose fix changed decode_tag, 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

Superlinear CPU denial of service in Erlang/OTP ASN.1 OBJECT IDENTIFIER decoder
CVE-2026-65634 · lines 551–564 · +7 −8
High · CVSS 8.2
EPSS 0.3%2026-09-22

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Other functions in these files

Functions in the same file that CVE fixes also changed.

1decode_object_identifierlib/asn1/src/asn1rtt_ber.erl1 CVEs · 1 patches2026
2decode_relative_oidlib/asn1/src/asn1rtt_ber.erl1 CVEs · 1 patches2026
3dec_subidentifierslib/asn1/src/asn1rtt_ber.erl1 CVEs · 1 patches2026
4dynsort_decode_taglib/asn1/src/asn1rtt_ber.erl1 CVEs · 1 patches2026

Other hotspots in the repository

Functions in erlang/otp changed by the most CVE fixes.

format3 CVEs · lib/ssh/src/ssh_connection_handler.erl xf_send_status3 CVEs · lib/ssh/src/ssh_sftpd.erl init3 CVEs · lib/ssh/src/ssh_sftpd.erl customize_headers3 CVEs · lib/inets/src/http_server/httpd_request.erl handle_data3 CVEs · lib/ssh/src/ssh_sftpd.erl send_status2 CVEs · lib/inets/src/http_server/httpd_request_handler.erl

All patched functions in erlang/otp

Frequently asked questions

Common questions about CVE fixes to decode_tag.

How many CVEs have patched decode_tag?: 1 published CVEs changed decode_tag in erlang/otp, in 1 distinct patches totalling 15 changed lines, between 2026 and 2026.
What is the latest CVE that changed decode_tag?: CVE-2026-65634 (Superlinear CPU denial of service in Erlang/OTP ASN.1 OBJECT IDENTIFIER decoder), published 2026-09-22, changed lines 551 to 564 of lib/asn1/src/asn1rtt_ber.erl.
How does decode_tag compare to the rest of erlang/otp?: erlang/otp has 58 CVEs with a located fix in total; 1 of them changed decode_tag.
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/asn1/src/asn1rtt_ber.erl on GitHub (opens in a new tab)
All patched functions in erlang/otp
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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