CVE-2019-19039 is a medium-severity information disclosure vulnerability affecting the Linux kernel, specifically the btrfs filesystem, in versions through 5.3.12. It allows local users to potentially obtain sensitive register information via the dmesg program due to an improper call to btrfs_print_leaf in a specific error case. The vulnerability has a CVSS score of 5.5, indicating a local attack vector with low complexity and high confidentiality impact, but no integrity or availability impact. Despite the potential for information disclosure, the BTRFS development team disputes its classification as a vulnerability, citing existing kernel controls for dmesg access and the common use of similar debugging macros. There is no known active exploitation, public exploit code, or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 5.3.12CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | ||
14.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* | ||
16.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* | ||
18.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.