CVE-2019-19448
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.
- Score
- CVSS 3.1 7.8 High
- Status
- Modified - cve@mitre.org
- Published
- 2019-12-08
- Last modified
- 2024-08-05
- Weaknesses
- CWE-416
Affected products
- Ubuntu Linux (Canonical)
- Debian Linux (Debian)
- Linux Kernel (Linux)
- A700s Firmware (Netapp)
- Active Iq Unified Manager (Netapp)
- Aff 8300 Firmware (Netapp)
- Aff 8700 Firmware (Netapp)
- Aff A400 Firmware (Netapp)
- Cloud Backup (Netapp)
- Data Availability Services (Netapp)
- Fas 8300 Firmware (Netapp)
- Fas 8700 Firmware (Netapp)
- Fas A400 Firmware (Netapp)
- H610s Firmware (Netapp)
- Hci Management Node (Netapp)
- Solidfire (Netapp)
- Solidfire Baseboard Management Controller Firmware (Netapp)
- Steelstore Cloud Integrated Storage (Netapp)
References
- https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19448
- https://lists.debian.org/debian-lts-announce/2020/09/msg00025.html
- https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html
- https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html
- https://security.netapp.com/advisory/ntap-20200103-0001/
- https://usn.ubuntu.com/4578-1/
