Bug 1158270 – VUL-0: CVE-2019-19378: kernel-source: mounting a crafted btrfs filesystem image can lead to slab-out-of-bounds write access in index_rbio_pages in fs/btrfs/raid56.c

Bug 1158270 - (CVE-2019-19378) VUL-0: CVE-2019-19378: kernel-source: mounting a crafted btrfs filesystem image can lead to slab-out-of-bounds write access in index_rbio_pages in fs/btrfs/raid56.c

(CVE-2019-19378)
Summary:	VUL-0: CVE-2019-19378: kernel-source: mounting a crafted btrfs filesystem ima...

Status:	RESOLVED WONTFIX

Classification:	Novell Products
Product:	SUSE Security Incidents
Classification:	Novell Products
Component:	Incidents
Version:	unspecified
Hardware:	Other Other

Priority:	P5 - None Severity: Minor
Target Milestone:	---
Assigned To:	E-mail List
QA Contact:	Security Team bot

URL:	https://smash.suse.de/issue/248190/
Whiteboard:	CVSSv2:NVD:CVE-2019-19378:6.8:(AV:N/A...
Keywords:

Depends on:
Blocks:	1185853
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Reported:	2019-12-03 10:43 UTC by Robert Frohl
Modified:	2021-05-10 12:33 UTC (History)
CC List:	4 users (show)

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Found By:	Security Response Team
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Blocker:	---
Marketing QA Status:	---
IT Deployment:	---

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Description Robert Frohl 2019-12-03 10:43:13 UTC

CVE-2019-19378

In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image can lead to slab-out-of-bounds
write access in index_rbio_pages in fs/btrfs/raid56.c.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-19378
http://people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-19378.html

Comment 1 Robert Frohl 2019-12-03 10:44:40 UTC

From the supported codestreams SLE12-SP1-LTSS and newer seem affected (code wise).

Comment 2 Goldwyn Rodrigues 2019-12-03 20:16:33 UTC

We don't support RAID 5/6 on btrfs, so closing as WONTFIX.