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Debian: CVE-2019-19816: linux, linux-4.19 -- security update

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Debian: CVE-2019-19816: linux, linux-4.19 -- security update

Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
12/17/2019
Created
09/28/2020
Added
09/28/2020
Modified
03/10/2021

Description

In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image and performing some operations can cause slab-out-of-bounds write access in __btrfs_map_block in fs/btrfs/volumes.c, because a value of 1 for the number of data stripes is mishandled.

Solution(s)

  • debian-upgrade-linux
  • debian-upgrade-linux-4-19

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