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Vulnerabilities

Vulnerability · CVE-2019-15165

sf-pcapng.c in libpcap before 1.9.1 does not properly validate the PHB header length before allocating memory.

Published Oct 3, 2019 · catalog updated Jun 17, 2026 · Apple

Check if you run it

No confirmed exploitation is on record for CVE-2019-15165. EPSS is 2.83%. Act only if a listed version of Apple is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium5.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
2.83%
Remediation
Version ranges on file
Affected products
cpe apple/ipados · cpe apple/iphone os · cpe debian/debian linux · cpe opensuse/leap · cpe oracle/communications operations monitor · cpe tcpdump/libpcap

sf-pcapng.c in libpcap before 1.9.1 does not properly validate the PHB header length before allocating memory.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe apple/ipados13.3
  • cpe apple/iphone os13.3
  • cpe debian/debian linux8.0
  • cpe debian/debian linux9.0
  • cpe opensuse/leap15.0
  • cpe opensuse/leap15.1
  • cpe oracle/communications operations monitor3.4
  • cpe oracle/communications operations monitor4.0
  • cpe oracle/communications operations monitor4.1
  • cpe oracle/communications operations monitor4.2
  • cpe oracle/communications operations monitor4.3
  • cpe tcpdump/libpcap< 1.9.1

How to fix CVE-2019-15165

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2019-15165. EPSS is 2.83%. Act only if a listed version of Apple is installed.

Which versions are affected?

Compare what you have installed with apple/iphone os 13.3; debian/debian linux 8.0; debian/debian linux 9.0; oracle/communications operations monitor 3.4. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-770: Allocation of Resources Without Limits or Throttling. EPSS 2.83%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 3, 2019 · Apple Security Releases

    Detected

    sf-pcapng.c in libpcap before 1.9.1 does not properly validate the PHB header length before allocating memory.

  2. Jun 17, 2026 · Apple Security Releases

    Updated

    sf-pcapng.c in libpcap before 1.9.1 does not properly validate the PHB header length before allocating memory.

Sources

References

Freshness

Last verified in this catalog Oct 23, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.