VDB
DEBIAN-CVE-2019-19448
DEBIAN-CVE-2019-19448
PUBLISHED
CVSS 7.800000190734863 HIGH
In the Linux kernel 5.0.21 and 5.3.11, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-free in try_merge_free_space in fs/btrfs/free-space-cache.c because the pointer to a left data structure can be the same as the pointer to a right data structure.
Risk Scores
CVSS v3.1
7.800000190734863
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:14 | linux | 0, 0, 0 |
| Debian:11 | linux | 0, 0, 0 |
| Debian:12 | linux | 0, 0, 0 |
| Debian:13 | linux | 0, 0, 0 |
Timeline
- Dec 8, 2019 CVE Published
- Apr 28, 2026 CVE Updated