What is CVE-2022-49855?

CVE-2022-49855 is a medium-severity vulnerability in Linux, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2025-05-01.

How severe is CVE-2022-49855?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Linux

CVE-2022-49855

In the Linux kernel, the following vulnerability has been resolved: net: wwan: iosm: fix memory leak in ipc_pcie_read_bios_cfg ipc_pcie_read_bios_cfg() is using the acpi_evaluate_dsm() to obtain the wwan power state configuration from BIOS but is not freeing the acpi_object. The acpi_evaluate_dsm() returned acpi_object to be freed. Free the acpi_object after use.

EPSS: 0.002 (7.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Linux — versions 7e98d785ae6184c7580a33619dae8b651769ff08, 5.14, 0
Linux Linux_kernel — versions 6.1

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

Frequently asked questions

What is CVE-2022-49855?: CVE-2022-49855 is a medium-severity vulnerability in Linux, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2025-05-01.
How severe is CVE-2022-49855?: Medium severity. CVSS v3 base score is 5.5 out of 10.