Correct a kernel stack leak in 32-bit compat when vfc_name is short.
ClosedPublic
Actions

Authored by brooks on Mar 31 2017, 9:30 PM.

Tags

None

Referenced Files

	Unknown Object (File)
	Thu, May 2, 8:47 PM

	Unknown Object (File)
	Thu, May 2, 7:22 PM

	Unknown Object (File)
	Thu, May 2, 7:22 PM

	Unknown Object (File)
	Thu, May 2, 3:43 PM

	Unknown Object (File)
	Dec 23 2023, 4:29 AM

	Unknown Object (File)
	Dec 22 2023, 11:16 PM

	Unknown Object (File)
	Oct 21 2023, 8:16 PM

	Unknown Object (File)
	Sep 6 2023, 2:27 AM

View All 12 Files

Subscribers

None

Details

Reviewers

rwatson
glebius
delphij

Group Reviewers

secteam

Commits

rS316497: Correct a kernel stack leak in 32-bit compat when vfc_name is short.

Summary

Don't zero unused pointer members again.

Per discussion with secteam we are not issuing an advisory for this
issue as we have no current evidence it leaks exploitable information.

Diff Detail

Lint

Lint Passed

Unit

No Test Coverage

Build Status

Buildable 8427
Build 8717: arc lint + arc unit

Event Timeline

brooks created this revision.Mar 31 2017, 9:30 PM

Harbormaster completed remote builds in B8427: Diff 26896.Mar 31 2017, 9:30 PM

brooks added a reviewer: secteam.Mar 31 2017, 9:31 PM

Seems sensible.

This revision is now accepted and ready to land.Mar 31 2017, 9:37 PM

glebius accepted this revision.Apr 4 2017, 2:27 PM

delphij accepted this revision.Apr 4 2017, 5:05 PM

Closed by commit rS316497: Correct a kernel stack leak in 32-bit compat when vfc_name is short. (authored by brooks). · Explain WhyApr 4 2017, 5:32 PM

This revision was automatically updated to reflect the committed changes.

Revision Contents
Changeset List

Path

Size

sys/

kern/

vfs_subr.c

3 lines

Diff 26896

View Options

Correct a kernel stack leak in 32-bit compat when vfc_name is short.ClosedPublicActions