CVE catalog

CVE-2026-38819

Multiple memory leaks in openNDS before 11.0.0 allow an unauthenticated attacker on the captive portal network to exhaust all available memory on the device within minutes.

[CVE catalog]

Severity: Medium · CVSS 5.3CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Published: Aug 28, 2026, 2:16:21 AM UTC
Updated: Aug 28, 2026, 2:16:21 AM UTC
Source: [NVD] · [CVE record]
EPSS: 0.26% · Oct 25, 2026

Multiple memory leaks in openNDS before 11.0.0 allow an unauthenticated attacker on the captive portal network to exhaust all available memory on the device within minutes.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	opennds	sid	`10.3.1+dfsg-1`	vulnerable
Debian	opennds	trixie	`10.3.1+dfsg-1`	vulnerable
Debian	opennds	bookworm	`9.10.0-1`	vulnerable

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	opennds	source	sid	`(unfixed)`	not yet assigned	Not reported	[1146716]
Debian	opennds	source	trixie	`(unfixed)`	not yet assigned	Not reported	[1146716]
Debian	opennds	source	bookworm	`(unfixed)`	end-of-life	Not reported	[1146716]

[Debian bug #1146716]

Notes

[trixie] opennds: Minor issue

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[opennds]Affected
Details (2)
- 9.10.0-1 · all · bookworm
  Affected
  nvd · opennds · debian · bookworm; nvd · opennds · debian · 12
- 9.10.0-1 · all · bookworm
  Affected
  nvd · opennds · debian · bookworm; nvd · opennds · debian · 12
[opennds-daemon]Affected
Source package: [opennds]
Details (2)
- 9.10.0-1 · amd64 · bookworm
  Affected
  nvd · opennds · debian · bookworm; nvd · opennds · debian · 12
- 9.10.0-1 · arm64 · bookworm
  Affected
  nvd · opennds · debian · bookworm; nvd · opennds · debian · 12
[opennds-daemon-common]Affected
Source package: [opennds]
Details (2)
- 9.10.0-1 · all · bookworm
  Affected
  nvd · opennds · debian · bookworm; nvd · opennds · debian · 12
- 9.10.0-1 · all · bookworm
  Affected
  nvd · opennds · debian · bookworm; nvd · opennds · debian · 12

[Debian 13 (Trixie)]

[opennds]Affected
Details (2)
- 10.3.1+dfsg-1 · all · trixie
  Affected
  nvd · opennds · debian · 13
- 10.3.1+dfsg-1 · all · trixie
  Affected
  nvd · opennds · debian · 13
[opennds-daemon]Affected
Source package: [opennds]
Details (2)
- 10.3.1+dfsg-1 · amd64 · trixie
  Affected
  nvd · opennds · debian · 13
- 10.3.1+dfsg-1 · arm64 · trixie
  Affected
  nvd · opennds · debian · 13
[opennds-daemon-common]Affected
Source package: [opennds]
Details (2)
- 10.3.1+dfsg-1 · all · trixie
  Affected
  nvd · opennds · debian · 13
- 10.3.1+dfsg-1 · all · trixie
  Affected
  nvd · opennds · debian · 13

Observed: Oct 23, 2026, 9:33:42 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database]