This issue looks similar to Bug ID -- 763675. So merging the issue into same.
Please un-merge if not the same.
Thank You.

ClusterFuzz has detected this issue as fixed in range 507143:507182.

Detailed report: https://clusterfuzz.com/testcase?key=5921882795933696

Fuzzer: inferno_twister_c
Job Type: windows_asan_chrome_no_sandbox
Platform Id: windows

Crash Type: Null-dereference WRITE
Crash Address: 0x00000000
Crash State:
  es2::Program::setUniformfv
  es2::Program::setUniform1fv
  es2::Uniform1fv
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=windows_asan_chrome_no_sandbox&range=500358:500415
Fixed: https://clusterfuzz.com/revisions?job=windows_asan_chrome_no_sandbox&range=507143:507182

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5921882795933696

See https://github.com/google/clusterfuzz-tools for more information.

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