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CVE-2019-19813
Published: Dec 17, 2019
Modified: Aug 5, 2024
PUBLISHED
Description
In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-free in __mutex_lock in kernel/locking/mutex.c. This is related to mutex_can_spin_on_owner in kernel/locking/mutex.c, __btrfs_qgroup_free_meta in fs/btrfs/qgroup.c, and btrfs_insert_delayed_items in fs/btrfs/delayed-inode.c.
| Vendor | Product | Versions |
|---|---|---|
n/a | n/a | affected n/a |
References
https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19813
x_refsource_MISC
https://security.netapp.com/advisory/ntap-20200103-0001/
x_refsource_CONFIRM
USN-4414-1
vendor-advisory
x_refsource_UBUNTU
[debian-lts-announce] 20200928 [SECURITY] [DLA 2385-1] linux-4.19 security update
mailing-list
x_refsource_MLIST
[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update
mailing-list
x_refsource_MLIST
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