What is CVE-2024-33619?

CVE-2024-33619 is a high-severity vulnerability in Linux, classified under Use of Uninitialized Resource. CVSS score: 7.8/10. Published 2024-06-21.

How severe is CVE-2024-33619?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Linux

CVE-2024-33619

In the Linux kernel, the following vulnerability has been resolved: efi: libstub: only free priv.runtime_map when allocated priv.runtime_map is only allocated when efi_novamap is not set. Otherwise, it is an uninitialized value. In the error path, it is freed unconditionally. Avoid passing an uninitialized value to free_pool. Free priv.runtime_map only when it was allocated. This bug was discovered and resolved using Coverity Static Analysis Security Testing (SAST) by Synopsys, Inc.

EPSS: 0.002 (15.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Linux — versions f80d26043af91ceb5036c478101c015edb9e7630, 6.1, 0
Linux Linux_kernel

Weakness classification (CWE)

CWE-908 — Use of Uninitialized Resource

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch, Mailing List)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch, Mailing List)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch, Mailing List)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch, Mailing List)

Frequently asked questions

What is CVE-2024-33619?: CVE-2024-33619 is a high-severity vulnerability in Linux, classified under Use of Uninitialized Resource. CVSS score: 7.8/10. Published 2024-06-21.
How severe is CVE-2024-33619?: High severity. CVSS v3 base score is 7.8 out of 10.