Fenrir Fix: Base64 stdin input is silently truncated at 8000 bytes by aidankeefe2022 · Pull Request #286 · wolfSSL/wolfCLU

aidankeefe2022 · 2026-08-31T22:49:08Z

Added read/write io functions that can be used to interact with any file pointer

Fix for Fenrir finding : https://fenrir.wolfssl.com/finding/11088

…ile pointer

wolfSSL-Fenrir-bot

Fenrir Automated Review — PR #286

Scan targets checked: wolfclu-bugs, wolfclu-src

Findings: 4
4 finding(s) posted as inline comments (see file-level comments below)

This review was generated automatically by Fenrir. Reported findings require changes before merge.

wolfSSL-Fenrir-bot

Fenrir Automated Review — PR #286

Scan targets checked: wolfclu-bugs, wolfclu-src

Findings: 2
2 finding(s) posted as inline comments (see file-level comments below)

This review was generated automatically by Fenrir. Reported findings require changes before merge.

wolfSSL-Fenrir-bot

Fenrir Automated Review — PR #286

Scan targets checked: wolfclu-bugs, wolfclu-src

Findings: 2
2 finding(s) posted as inline comments (see file-level comments below)

This review was generated automatically by Fenrir. Reported findings require changes before merge.

fixed + hallucinations

wolfSSL-Fenrir-bot

Fenrir Automated Review — PR #286

Scan targets checked: wolfclu-src, wolfclu-bugs

Findings: 2
2 finding(s) posted as inline comments (see file-level comments below)

This review was generated automatically by Fenrir. Reported findings require changes before merge.

wolfSSL-Fenrir-bot

Fenrir Automated Review — PR #286

Scan targets checked: wolfclu-src, wolfclu-bugs

Findings: 2
2 finding(s) posted as inline comments (see file-level comments below)

This review was generated automatically by Fenrir. Reported findings require changes before merge.

wolfSSL-Fenrir-bot

Fenrir Automated Review — PR #286

Scan targets checked: wolfclu-src, wolfclu-bugs

Findings: 3
3 finding(s) posted as inline comments (see file-level comments below)

This review was generated automatically by Fenrir. Reported findings require changes before merge.

Picking on future feature to allow wolfCLU to not need filesystem not in scope for this fix

added more tests for io for base64 and rewrote IO system for base64 looking to extend in the future

aidankeefe2022 · 2026-09-14T22:11:35Z

Planning on expanding this file interface to the rest of the codebase but for now starting with base64

wolfSSL-Fenrir-bot

Fenrir Automated Review — PR #286

Scan targets checked: wolfclu-src, wolfclu-bugs

Findings: 2
2 finding(s) posted as inline comments (see file-level comments below)

This review was generated automatically by Fenrir. Reported findings require changes before merge.

Out of scope change

aidankeefe2022 self-assigned this Aug 31, 2026

aidankeefe2022 requested a review from wolfSSL-Fenrir-bot August 31, 2026 22:49

added read/write io functions that can be used to interact with any f…

556dc5a

…ile pointer

aidankeefe2022 force-pushed the fenrir-11088 branch from 1b35e33 to 556dc5a Compare August 31, 2026 22:55

wolfSSL-Fenrir-bot requested changes Aug 31, 2026

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Comment thread src/tools/clu_io.c Outdated

Comment thread src/tools/clu_base64.c Outdated

Comment thread src/tools/clu_io.c Outdated

Comment thread src/tools/clu_io.c Outdated

aidankeefe2022 commented Sep 1, 2026

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Comment thread src/tools/clu_base64.c Outdated

aidankeefe2022 commented Sep 1, 2026

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Comment thread src/tools/clu_io.c Outdated

aidankeefe2022 commented Sep 1, 2026

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Comment thread src/tools/clu_io.c Outdated

aidankeefe2022 commented Sep 1, 2026

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Comment thread src/tools/clu_io.c Outdated

harden io untils

4e85cad

aidankeefe2022 requested a review from wolfSSL-Fenrir-bot September 1, 2026 15:46

wolfSSL-Fenrir-bot requested changes Sep 1, 2026

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Comment thread src/tools/clu_io.c Outdated

Comment thread src/tools/clu_io.c Outdated

aidankeefe2022 commented Sep 1, 2026

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Comment thread src/tools/clu_io.c Outdated

aidankeefe2022 commented Sep 1, 2026

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Comment thread src/tools/clu_io.c Outdated

aidankeefe2022 assigned wolfSSL-Bot and unassigned aidankeefe2022 Sep 1, 2026

aidankeefe2022 requested a review from wolfSSL-Fenrir-bot September 1, 2026 23:00

wolfSSL-Fenrir-bot previously requested changes Sep 1, 2026

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Comment thread src/tools/clu_io.c Outdated

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aidankeefe2022 commented Sep 2, 2026

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Comment thread src/tools/clu_io.c Outdated

aidankeefe2022 force-pushed the fenrir-11088 branch from df9086c to a022b83 Compare September 2, 2026 20:06

aidankeefe2022 commented Sep 2, 2026

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Comment thread src/tools/clu_io.c Outdated

aidankeefe2022 force-pushed the fenrir-11088 branch from a022b83 to dc4ea63 Compare September 2, 2026 21:26

aidankeefe2022 assigned aidankeefe2022 and unassigned wolfSSL-Bot Sep 9, 2026

aidankeefe2022 requested a review from wolfSSL-Fenrir-bot September 9, 2026 21:42

wolfSSL-Fenrir-bot requested changes Sep 9, 2026

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Comment thread src/tools/clu_io.c Outdated

Comment thread src/tools/clu_io.c Outdated

aidankeefe2022 force-pushed the fenrir-11088 branch from dc4ea63 to d704e25 Compare September 11, 2026 20:53

aidankeefe2022 requested a review from wolfSSL-Fenrir-bot September 11, 2026 20:53

wolfSSL-Fenrir-bot requested changes Sep 11, 2026

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Comment thread src/tools/clu_io.c Outdated

aidankeefe2022 force-pushed the fenrir-11088 branch from d704e25 to 8b856ef Compare September 11, 2026 21:02

aidankeefe2022 requested a review from wolfSSL-Fenrir-bot September 11, 2026 21:02

aidankeefe2022 commented Sep 11, 2026

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Comment thread src/tools/clu_io.c Outdated

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Comment thread wolfclu/clu_header_main.h Outdated

Comment thread src/tools/clu_io.c Outdated

Comment thread src/tools/clu_io.c Outdated

aidankeefe2022 assigned wolfSSL-Bot and aidankeefe2022 and unassigned aidankeefe2022 and wolfSSL-Bot Sep 11, 2026

added gaurd to handle valid empty input

bc07bd8

added more tests for io for base64 and rewrote IO system for base64 looking to extend in the future

aidankeefe2022 force-pushed the fenrir-11088 branch from 8b856ef to bc07bd8 Compare September 11, 2026 21:52

aidankeefe2022 requested a review from wolfSSL-Fenrir-bot September 11, 2026 21:52

aidankeefe2022 force-pushed the fenrir-11088 branch from a025563 to dbeb34a Compare September 14, 2026 22:17

aidankeefe2022 requested review from wolfSSL-Fenrir-bot and removed request for wolfSSL-Fenrir-bot September 14, 2026 22:51

wolfSSL-Fenrir-bot previously requested changes Sep 14, 2026

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Comment thread wolfclu/clu_io.h

Comment thread src/tools/clu_io.c Outdated

aidankeefe2022 force-pushed the fenrir-11088 branch from dbeb34a to 423d36d Compare September 14, 2026 23:06

fully fleshed out the io system

eae4ffe

aidankeefe2022 force-pushed the fenrir-11088 branch from 423d36d to eae4ffe Compare September 15, 2026 15:24

aidankeefe2022 assigned wolfSSL-Bot and unassigned aidankeefe2022 Sep 15, 2026

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aidankeefe2022 commented Sep 14, 2026

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aidankeefe2022 commented Aug 31, 2026 •

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