What is CVE-2024-21455?

CVE-2024-21455 is a high-severity vulnerability in Qualcomm Qam8295p, classified under Untrusted Pointer Dereference. CVSS score: 7.8/10. Published 2024-10-07.

How severe is CVE-2024-21455?

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

Is CVE-2024-21455 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Qualcomm Qam8295p

CVE-2024-21455

Memory corruption when a compat IOCTL call is followed by another IOCTL call from userspace to a driver.

EPSS: 0.002 (6.5th 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

Qualcomm Qam8295p
Qualcomm Qam8295p_firmware
Qualcomm Qca6584au
Qualcomm Qca6584au_firmware
Qualcomm Qca6595
Qualcomm Qca6595_firmware
Qualcomm Qca6688aq
Qualcomm Qca6688aq_firmware
Qualcomm Qca6696
Qualcomm Qca6696_firmware

Weakness classification (CWE)

CWE-822 — Untrusted Pointer Dereference
CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

Public proof-of-concept exploits

xairy/linux-kernel-exploitation

References

product-security@qualcomm.com (Vendor Advisory)

Frequently asked questions

What is CVE-2024-21455?: CVE-2024-21455 is a high-severity vulnerability in Qualcomm Qam8295p, classified under Untrusted Pointer Dereference. CVSS score: 7.8/10. Published 2024-10-07.
How severe is CVE-2024-21455?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2024-21455 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.