1892229 - AddressSanitizer: stack-use-after-scope [@ mozilla::detail::nsTStringLengthStorage] with READ of size 4 through [@ mozilla::IsWidevineKeySystem]

Status: RESOLVED DUPLICATE of bug 1890070

(Core :: Audio/Video: Playback, defect)

Description

[Christian Holler (:decoder)]

The attached crash information was submitted via the ASan Nightly Reporter on mozilla-central-asan-nightly revision 126.0a1-20240408090931-https://hg.mozilla.org/mozilla-central/rev/93d08e6b3d615ead541eee15f876af2c74e90d53.

For detailed crash information, see attachment.

We have multiple reports of this in 126.

Comment 1

[Christian Holler (:decoder)]

Attachment: Detailed Crash Information

Comment 2

[Andrew McCreight [:mccr8]]

It looks like Alastor has been working on this code recently.

Comment 3

[Alastor Wu [:alwu]]

This has been fixed by bug 1890070. Do you still see any of those recently after landing bug 1890070?

Comment 4

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

The bug is marked as tracked for firefox126 (beta). However, the bug still isn't assigned.

:jimm, could you please find an assignee for this tracked bug? If you disagree with the tracking decision, please talk with the release managers.

For more information, please visit BugBot documentation.

Comment 5

[Christian Holler (:decoder)]

No, I can confirm the reports stopped when that bug landed. Thanks!

Comment 6

[Jesse Schwartzentruber (:truber)]

Copy flags from bug 1890070.