# chromium 154.0.8037.12 — 154.0.8037.12: Roll Chrome Mac Arm PGO Profile

- Product: chromium (https://whatsnew.fyi/product/chromium)
- Vendor: chromium
- Date: 2026-09-05
- Version: 154.0.8037.12
- Original notes: https://github.com/chromium/chromium/releases/tag/154.0.8037.12
- Permalink: https://whatsnew.fyi/product/chromium/releases/154.0.8037.12
- Labels: Machine-generated from commit messages — the vendor published no release notes

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **fixed** — Use-after-free in XboxDataFetcher on macOS via IOKit notifications.
- **fixed** — Use-after-free in content::webid::Request in FedCM.
- **fixed** — Use-after-free in FedCM dialog calls against reentrancy.
- **fixed** — Crash when querying bounds in root during cross-root reparenting.
- **fixed** — AwSettings not being available before AwContents construction in webview.
- **fixed** — Using moved from shared_context_state.
- **fixed** — Base/i18n/rtl IsRTL() performance regression by removing heap allocation.
- **added** — Native messaging on Android for certain extensions with UMA metrics for errors.
- **changed** — PDF native page download now only used for PDFs when Inline PDF V2 is enabled.
- **changed** — Mandatory reauth always enabled by default on iGA.