Vulnerability · Published Aug 29, 2022 · Assigned by redhat
CVE-2022-0850
High 7.1
In plain English
A high-severity information exposure in kernel. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 38% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.1High
Exploit odds (30 days)0.4%top 62.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A vulnerability was found in linux kernel, where an information leak occurs via ext4_extent_header to userspace.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | linux | 5.14.6-1 | DEBIAN-CVE-2022-0850 |
| Debian:13 | linux | 5.14.6-1 | DEBIAN-CVE-2022-0850 |
| Debian:14 | linux | 5.14.6-1 | DEBIAN-CVE-2022-0850 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | no fix listed | UBUNTU-CVE-2022-0850 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | no fix listed | UBUNTU-CVE-2022-0850 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2022-0850 |
Affected products (as reported)
Weakness: CWE-200
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2060606 x_refsource_MISC
- https://syzkaller.appspot.com/bug?id=78e9ad0e6952a3ca16e8234724b2fa92d041b9b8 x_refsource_MISC
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ce3aba43599f0b50adbebff133df8d08a3d5fffe x_refsource_MISC
- https://access.redhat.com/security/cve/CVE-2022-0850 x_refsource_MISC