Bug 1781894 (CVE-2019-19377) - CVE-2019-19377 kernel: use-after-free in btrfs_queue_work in fs/btrfs/async-thread.c
Summary: CVE-2019-19377 kernel: use-after-free in btrfs_queue_work in fs/btrfs/async-t...
Keywords:
Status: NEW
Alias: CVE-2019-19377
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1781895
Blocks: 1781897
TreeView+ depends on / blocked
 
Reported: 2019-12-10 20:44 UTC by Guilherme de Almeida Suckevicz
Modified: 2019-12-29 10:41 UTC (History)
46 users (show)

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Description Guilherme de Almeida Suckevicz 2019-12-10 20:44:12 UTC
In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and unmounting can lead to a use-after-free in btrfs_queue_work in fs/btrfs/async-thread.c.

Reference:
https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19377

Comment 1 Guilherme de Almeida Suckevicz 2019-12-10 20:45:22 UTC
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1781895]


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