1896041 - Crash in [@ @0x0 | crypto_hash::impl$3::allocate::Update]

Status: NEW

(Toolkit :: Safe Browsing, defect)

Description

[BugBot [:suhaib / :marco/ :calixte]]

Crash report: https://crash-stats.mozilla.org/report/index/ba9257b6-19a3-4ba8-a107-df14e0240505

Reason: EXCEPTION_ACCESS_VIOLATION_EXEC

Top 10 frames of crashing thread:

0  ?  @0x0000000000000000  
1  xul.dll  crypto_hash::impl$3::allocate::Update  security/manager/ssl/crypto_hash/src/lib.rs:66
2  xul.dll  mozilla::safebrowsing::AppendPrefixToMap  toolkit/components/url-classifier/LookupCacheV4.cpp:287
3  xul.dll  mozilla::safebrowsing::LookupCacheV4::ApplyUpdate  toolkit/components/url-classifier/LookupCacheV4.cpp:352
4  xul.dll  mozilla::safebrowsing::Classifier::UpdateTableV4  toolkit/components/url-classifier/Classifier.cpp:1452
5  xul.dll  mozilla::safebrowsing::Classifier::ApplyUpdatesBackground  toolkit/components/url-classifier/Classifier.cpp:844
6  xul.dll  mozilla::safebrowsing::Classifier::AsyncApplyUpdates::<lambda_4>::operator  toolkit/components/url-classifier/Classifier.cpp:747
6  xul.dll  mozilla::detail::RunnableFunction<`lambda at /builds/worker/checkouts/gecko/toolkit/components/url-classifier/Classifier.cpp:735:7'>::Run  xpcom/threads/nsThreadUtils.h:548
7  xul.dll  mozilla::TaskQueue::Runner::Run  xpcom/threads/TaskQueue.cpp:257
8  xul.dll  nsThreadPool::Run  xpcom/threads/nsThreadPool.cpp:341

By querying Nightly crashes reported within the last 2 months, here are some insights about the signature:

• First crash report: 2024-03-01
• Process type: Parent
• Is startup crash: No
• Has user comments: No
• Is null crash: Yes - all crashes happened on null or near null memory address