Jochen, could this be related to https://chromium.googlesource.com/v8/v8.git/+/2c8ca9ad09281d4138ae363566051e45afd0838c ?

Feel free to unassign it if not.

This issue is a security regression. If you are not able to fix this quickly, please revert the change that introduced it.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

maybe fixed in https://chromium.googlesource.com/v8/v8/+/5c8cb1689a543955cd1a47d3c323f8710b8b0f15 ?

ClusterFuzz has detected this issue as fixed in range 407480:407711.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6096732824010752

Fuzzer: inferno_twister
Job Type: linux_asan_chrome_media
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x0000ffff7fff
Crash State:
  v8::internal::Object::SetPropertyInternal
  v8::internal::Object::SetProperty
  v8::internal::Runtime::SetObjectProperty
  
Recommended Security Severity: Medium

Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_media&range=401149:401251
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_media&range=407480:407711

Minimized Testcase (2.55 Kb): https://cluster-fuzz.appspot.com/download/AMIfv96Zt9g6CoFCU0wQgeqNblGrGRBi9SawqiVM3kDZTDNaoIaU4Am9Eg0Rn8pRfO5bpe15uqVoiHMkhdrHn77m9qEtZQhuxMZO1gw3AZRqdjLoPu8LUT-6zOn3r11H7zqEMDyIkAd7rFAHImQ_hTZyAwu0YzXPyQ?testcase_id=6096732824010752

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.

CF confirmed that the issue is fixed.

This bug has been closed for more than 14 weeks. Removing security view restrictions.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot