gemini-cli - 💡(How to fix) Fix Potential Denial of Service via PTY memory exhaustion [1 comments, 2 participants]

Official PRs (…)
ON THIS PAGE

Recommended Tools

×6

Utilities matched from this issue’s tags and category — try them while you read without losing context.

GitHub issue graph ai analysis

Paste a GitHub issue URL. We fetch that issue, discover linked issues from bodies/comments/timeline, collect linked pull requests, and produce a structured English report.

The report is written in English Markdown for sharing and archival.

Helpful · Quick feedback

Loading…
GitHub stats
google-gemini/gemini-cli#26780Fetched 2026-05-11 03:28:35
View on GitHub
Comments
1
Participants
2
Timeline
7
Reactions
0
Timeline (top)
labeled ×5commented ×1unlabeled ×1
RAW_BUFFERClick to expand / collapse

What happened?

The PTY resize and scroll methods allow arbitrary values for columns, rows, and scrollback lines, which can consume significant memory in the headless terminal.

What did you expect to happen?

Inputs for terminal dimensions and scrollback should be validated and capped to reasonable limits.

Client Information

<details> <summary>Client Information</summary>

OS: linux Date: Sunday, May 10, 2026 Gemini CLI: 0.42.0-nightly

</details>

Login information

Automated audit with Gemini CLI.

Anything else we need to know?

File: packages/core/src/services/shellExecutionService.ts, Lines 692, 731. A malicious or erroneous input could cause an Out-of-Memory (OOM) crash.

Severity: Medium Area: area/core

Vote matrix · Quick signals

Works
Did the solution work? Tap to confirm.
Easy Fix
Was it a quick fix?
Time Saver
Did it save you time?
Blocking
Was it severely blocking?
Common Issue
Are others likely hitting this too?
Flaky / Intermittent
Is it intermittent?
Verified / Reproducible
Can you reproduce it reliably?
Loading…

Still need to ship something?

×6

Another batch ranked right after the header list — different links, same matching logic.

Back to top recommendations

TRENDING

gemini-cli - 💡(How to fix) Fix Potential Denial of Service via PTY memory exhaustion [1 comments, 2 participants]