Vulnerability · Published May 27, 2021 · Assigned by redhat
CVE-2020-10774
Medium 5.5
In plain English
A medium-severity security flaw in kernel. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.3%top 81.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A memory disclosure flaw was found in the Linux kernel's versions before 4.18.0-193.el8 in the sysctl subsystem when reading the /proc/sys/kernel/rh_features file. This flaw allows a local user to read uninitialized values from the kernel memory. The highest threat from this vulnerability is to confidentiality.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | kernel-tools-libs-devel | 4.18.0-240.el8 | ALSA-2020:4431 |
Affected products (as reported)
Weakness: CWE-805
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1846964 x_refsource_MISC