CVE-2018-19854 is a medium-severity information disclosure vulnerability in the Linux kernel, affecting versions before 4.19.3, including Canonical and Ubuntu Linux distributions. It allows local attackers to potentially leak sensitive kernel memory to user programs due to uninitialized structures in the crypto user configuration API. While easier to exploit than a previous regression (CVE-2013-2547) as it doesn't require specific capabilities, the system must have the CONFIG_CRYPTO_USER option enabled. There is no known active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 4.19.3CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
14.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* | ||
16.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* | ||
18.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* | ||
18.10CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.4 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.