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No exploitation reported

CVE-2015-5516

No exploitation reported by the sources we read.

  • Published2016-01-20
  • WeaknessCWE-399

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Memory leak in the last hop kernel module in F5 BIG-IP LTM, GTM, and Link Controller 10.1.x, 10.2.x before 10.2.4 HF13, 11.x before 11.2.1 HF15, 11.3.x, 11.4.x, 11.5.x before 11.5.3 HF2, and 11.6.x before HF6, BIG-IP AAM 11.4.x, 11.5.x before 11.5.3 HF2 and 11.6.0 before HF6, BIG-IP AFM and PEM 11.3.x, 11.4.x, 11.5.x before 11.5.3 HF2, and 11.6.0 before HF6, BIG-IP Analytics 11.x before 11.2.1 HF15, 11.3.x, 11.4.x, 11.5.x before 11.5.3 HF2, and 11.6.0 before HF6, BIG-IP APM and ASM 10.1.0 through 10.2.4, 11.x before 11.2.1 HF15, 11.3.x, 11.4.x, 11.5.x before 11.5.3 HF2, and 11.6.0 before HF6, BIG-IP Edge Gateway, WebAccelerator, and WOM 10.1.x, 10.2.x before 10.2.4 HF13, 11.x before 11.2.1 HF15, and 11.3.0, BIG-IP PSM 10.1.x, 10.2.x before 10.2.4 HF13, 11.x before 11.2.1 HF15, 11.3.x, and 11.4.x before 11.4.1 HF, Enterprise Manager 3.0.0 through 3.1.1, BIG-IQ Cloud and Security 4.0.0 through 4.5.0, BIG-IQ Device 4.2.0 through 4.5.0, and BIG-IQ ADC 4.5.0 might allow remote attackers to cause a denial of service (memory consumption) via a large number of crafted UDP packets.

Timeline

dates in UTC
  1. 2016-01-2016:59CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2015-5516?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2015-5516?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
F5 big-ip access policy manager
BranchAffectedFixed in
10.1= 10.1.0no fix published
10.2= 10.2.0no fix published
10.2= 10.2.1no fix published
10.2= 10.2.2no fix published
10.2= 10.2.3no fix published
10.2= 10.2.4no fix published
11.0= 11.0.0no fix published
11.1= 11.1.0no fix published
11.2= 11.2.0no fix published
11.2= 11.2.1no fix published
11.3= 11.3.0no fix published
11.4= 11.4.0no fix published
F5 big-ip analytics
BranchAffectedFixed in
11.0= 11.0.0no fix published
11.1= 11.1.0no fix published
11.2= 11.2.0no fix published
11.2= 11.2.1no fix published
11.3= 11.3.0no fix published
11.4= 11.4.0no fix published
11.4= 11.4.1no fix published
11.5= 11.5.0no fix published
11.5= 11.5.1no fix published
11.5= 11.5.2no fix published
11.5= 11.5.3no fix published
11.6= 11.6.0no fix published
F5 big-ip application security manager
BranchAffectedFixed in
10.1= 10.1.0no fix published
10.2= 10.2.0no fix published
10.2= 10.2.1no fix published
10.2= 10.2.2no fix published
10.2= 10.2.3no fix published
10.2= 10.2.4no fix published
11.0= 11.0.0no fix published
11.1= 11.1.0no fix published
11.2= 11.2.0no fix published
11.2= 11.2.1no fix published
11.3= 11.3.0no fix published
11.4= 11.4.0no fix published

15 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

  • NVDCVSS 3.07.5read 2026-10-23
  • NVDCVSS 2.07.8read 2026-10-23
  • NVDweakness (CWE)CWE-399read 2026-10-23
  • FIRST EPSSEPSS score2.9 %2026-10-22

Technical details

CVSS v3 Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2016-01-20
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2015-5516?

Memory leak in the last hop kernel module in F5 BIG-IP LTM, GTM, and Link Controller 10.1.x, 10.2.x before 10.2.4 HF13, 11.x before 11.2.1 HF15, 11.3.x, 11.4.x, 11.5.x before 11.5.3 HF2, and 11.6.x before HF6, BIG-IP AAM 11.4.x, 11.5.x before 11.5.3 HF2 and 11.6.0 before HF6, BIG-IP AFM and PEM 11.3.x, 11.4.x, 11.5.x before 11.5.3 HF2, and 11.6.0 before HF6, BIG-IP Analytics 11.x before 11.2.1 HF15, 11.3.x, 11.4.x, 11.5.x before 11.5.3 HF2, and 11.6.0 before HF6, BIG-IP APM and ASM 10.1.0 through 10.2.4, 11.x before 11.2.1 HF15, 11.3.x, 11.4.x, 11.5.x before 11.5.3 HF2, and 11.6.0 before HF6, BIG-IP Edge Gateway, WebAccelerator, and WOM 10.1.x, 10.2.x before 10.2.4 HF13, 11.x before 11.2.1 HF15, and 11.3.0, BIG-IP PSM 10.1.x, 10.2.x before 10.2.4 HF13, 11.x before 11.2.1 HF15, 11.3.x, and 11.4.x before 11.4.1 HF, Enterprise Manager 3.0.0 through 3.1.1, BIG-IQ Cloud and Security 4.0.0 through 4.5.0, BIG-IQ Device 4.2.0 through 4.5.0, and BIG-IQ ADC 4.5.0 might allow remote attackers to cause a denial of service (memory consumption) via a large number of crafted UDP packets.

Is CVE-2015-5516 actively exploited?

Active exploitation of CVE-2015-5516 has not been confirmed. Its EPSS score was 2.9% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2015-5516?

CVE-2015-5516 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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