Vulnerability Database

296,857

Total vulnerabilities in the database

CVE-2022-49273

In the Linux kernel, the following vulnerability has been resolved:

rtc: pl031: fix rtc features null pointer dereference

When there is no interrupt line, rtc alarm feature is disabled.

The clearing of the alarm feature bit was being done prior to allocations of ldata->rtc device, resulting in a null pointer dereference.

Clear RTC_FEATURE_ALARM after the rtc device is allocated.

  • Published: Feb 26, 2025
  • Updated: May 4, 2025
  • CVE: CVE-2022-49273
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 5.5
  • AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWEs:

Software From Fixed in
linux / linux_kernel 5.17 5.17.2
linux / linux_kernel 5.16 5.16.19
linux / linux_kernel 5.12 5.15.33