Quick answers
- Is CVE-2026-59578 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-59578 being exploited in the wild.
- How severe is CVE-2026-59578?
- Informational severity, published 10 November 2026.
- Which products and versions are affected?
- Google Pixel prior to 2026-11-05 security patch level.
- Is there a fix for CVE-2026-59578?
- Yes: fixed in Pixel security patch level 2026-11-05 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-59578 attacked?
- It is attacked with local access, in device firmware.
- Am I affected by CVE-2026-59578?
- Check whether you run Google Pixel at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
How to fix
- Fixed in: Pixel security patch level 2026-11-05 or later
Technical details
A non-heap buffer overflow exists in the s_check_valid_tile_param_custom_tile function of the av1_encoder component within HWCodec Firmware. The vulnerability requires local access and user interaction to trigger. Successful exploitation could lead to local privilege escalation and arbitrary code execution with elevated privileges.
Affected products
- Google Pixel prior to 2026-11-05 security patch level
Timeline
- 2026-11-10: disclosed