CVE - CVE-2019-19448

CVE-ID
CVE-2019-19448	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
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.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
CONFIRM:https://security.netapp.com/advisory/ntap-20200103-0001/ MISC:https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19448 MLIST:[debian-lts-announce] 20200928 [SECURITY] [DLA 2385-1] linux-4.19 security update URL:https://lists.debian.org/debian-lts-announce/2020/09/msg00025.html MLIST:[debian-lts-announce] 20201030 [SECURITY] [DLA 2420-1] linux security update URL:https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html MLIST:[debian-lts-announce] 20201031 [SECURITY] [DLA 2420-2] linux regression update URL:https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html UBUNTU:USN-4578-1 URL:https://usn.ubuntu.com/4578-1/
Assigning CNA
MITRE Corporation
Date Record Created
20191129	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20191129)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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