Buffer overflow in Linux Kernel

CVE-2016-5343

drivers/soc/qcom/qdsp6v2/voice_svc.c in the QDSP6v2 Voice Service driver for the Linux kernel 3.x, as used in Qualcomm Innovation Center (QuIC) Android contributions for MSM devices and other products, allows attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a write request, as demonstrated by a voice_svc_send_req buffer overflow.

Vulnerability class: Buffer Overflow

EPSS: 0.033 (87.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
  • cve@mitre.org (x_refsource_CONFIRM, Broken Link)
  • cve@mitre.org (x_refsource_CONFIRM, Patch, Vendor Advisory)
  • cve@mitre.org (x_refsource_CONFIRM, Patch, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2016-5343?
CVE-2016-5343 is a critical-severity vulnerability in Linux Kernel, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2016-10-10.
How severe is CVE-2016-5343?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2016-5343 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.