CVE-2025-6176
high
CVSS v3
—
CVSS v4 NEW
—
VIR risk
8.0
Description
RHSA-2026:2389: brotli security update (Important)
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Debian Mixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Affected | — |
| sid | Fixed | 2.13.4-1 |
| forky | Fixed | 2.13.4-1 |
| bullseye | Affected | — |
| bookworm | Affected | — |
AlmaLinux Fixed 1 release
| Version | Status | Fixed in |
|---|---|---|
| 9 | Fixed | brotli-devel-1.0.9-9.el9_7.aarch64.rpm |
Red Hat Fixed 2 releases
| Version | Status | Fixed in |
|---|---|---|
| 9 | Fixed | — |
| 8 | Fixed | — |
Rocky Linux Fixed 2 releases
| Version | Status | Fixed in |
|---|---|---|
| 9 | Fixed | — |
| 8 | Fixed | — |
References
- https://nvd.nist.gov/vuln/detail/CVE-2025-6176
- https://github.com/google/brotli/issues/1327
- https://github.com/google/brotli/issues/1375
- https://github.com/google/brotli/pull/1234
- https://github.com/scrapy/scrapy/pull/7134
- https://github.com/google/brotli/commit/67d78bc41db1a0d03f2e763497748f2f69946627
- https://github.com/scrapy/scrapy/commit/14737e91edc513967f516fc839cc9c8a4f8d91da
- https://github.com/google/brotli
- https://github.com/google/brotli/releases/tag/v1.2.0
- https://huntr.com/bounties/2c26a886-5984-47ee-a421-0d5fe1344eb0
- https://errata.rockylinux.org/RLSA-2026:2389
- https://access.redhat.com/errata/RHSA-2026:2042
- https://errata.rockylinux.org/RLSA-2026:2042
- https://security-tracker.debian.org/tracker/CVE-2025-6176
- https://access.redhat.com/errata/RHSA-2026:2389
- https://bugzilla.redhat.com/2408762
- https://errata.almalinux.org/8/ALSA-2026-2389.html
- https://errata.almalinux.org/9/ALSA-2026-2042.html
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.