CVE catalog

CVE-2019-14513

dnsmasq: CVE-2019-14513

Severity: Medium · CVSS 5.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Published: Aug 1, 2017, 3:38:28 PM UTC
Source: [NVD] · [CVE record]
EPSS: 1.70% · Oct 25, 2026

Improper bounds checking in Dnsmasq before 2.76 allows an attacker controlled DNS server to send large DNS packets that result in a read operation beyond the buffer allocated for the packet, a different vulnerability than CVE-2017-14491.

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	dnsmasq	sid	`2.93-3`	fixed
Debian	dnsmasq	forky	`2.93-3`	fixed
Debian	dnsmasq	trixie	`2.91-1+deb13u2`	fixed
Debian	dnsmasq	trixie-security	`2.91-1+deb13u1`	fixed
Debian	dnsmasq	bookworm	`2.90-4~deb12u2`	fixed
Debian	dnsmasq	bookworm-security	`2.90-4~deb12u2`	fixed
Ubuntu	dnsmasq	pro	`2.66-4ubuntu1`	vulnerable
Ubuntu	dnsmasq	pro	`2.67-1`	vulnerable
Ubuntu	dnsmasq	pro	`2.68-1`	vulnerable
Ubuntu	dnsmasq	pro	`2.68-1ubuntu0.1`	vulnerable
Ubuntu	dnsmasq	pro	`2.68-1ubuntu0.2`	vulnerable
Ubuntu	dnsmasq	pro	`2.68-1ubuntu0.2+esm1`	vulnerable
Ubuntu	dnsmasq	pro	`2.68-1ubuntu0.2+esm2`	vulnerable
Ubuntu	dnsmasq	pro	`2.68-1ubuntu0.2+esm3`	vulnerable
Ubuntu	dnsmasq	pro	`2.68-1ubuntu0.2+esm5`	vulnerable
Ubuntu	dnsmasq	pro	`2.68-1ubuntu0.2+esm6`	vulnerable
Ubuntu	dnsmasq	16.04	`2.75-1`	vulnerable
Ubuntu	dnsmasq	16.04	`2.75-1ubuntu0.16.04.1`	vulnerable
Ubuntu	dnsmasq	16.04	`2.75-1ubuntu0.16.04.2`	vulnerable
Ubuntu	dnsmasq	16.04	`2.75-1ubuntu0.16.04.3`	vulnerable
Ubuntu	dnsmasq	16.04	`2.75-1ubuntu0.16.04.4`	vulnerable
Ubuntu	dnsmasq	16.04	`2.75-1ubuntu0.16.04.5`	vulnerable
Ubuntu	dnsmasq	16.04	`2.75-1ubuntu0.16.04.7`	vulnerable
Ubuntu	dnsmasq	16.04	`2.75-1ubuntu0.16.04.8`	vulnerable
Ubuntu	dnsmasq	16.04	`2.75-1ubuntu0.16.04.10`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	dnsmasq	source	sid	`2.76-1`	not yet assigned	Not reported	Not reported
Debian	dnsmasq	source	forky	`2.76-1`	not yet assigned	Not reported	Not reported
Debian	dnsmasq	source	trixie	`2.76-1`	not yet assigned	Not reported	Not reported
Debian	dnsmasq	source	bookworm	`2.76-1`	not yet assigned	Not reported	Not reported
Ubuntu	dnsmasq	deb	16.04	`2.75-1ubuntu0.16.04.10`	Not reported	UBUNTU-CVE-2019-14513	Not reported

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[dnsmasq]Unknown
Details (4)
- 2.90-4~deb12u2 · all · bookworm
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · bookworm; dsa · dnsmasq · debian · 12
- 2.90-4~deb12u2 · all · bookworm
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · bookworm; dsa · dnsmasq · debian · 12
- 2.90-4~deb12u2 · all · bookworm-security
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · bookworm; dsa · dnsmasq · debian · 12
- 2.90-4~deb12u2 · all · bookworm-security
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · bookworm; dsa · dnsmasq · debian · 12
[dnsmasq-base]Unknown
Source package: [dnsmasq]
Details (4)
- 2.90-4~deb12u2 · amd64 · bookworm
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · bookworm; dsa · dnsmasq · debian · 12
- 2.90-4~deb12u2 · arm64 · bookworm
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · bookworm; dsa · dnsmasq · debian · 12
- 2.90-4~deb12u2 · amd64 · bookworm-security
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · bookworm; dsa · dnsmasq · debian · 12
- 2.90-4~deb12u2 · arm64 · bookworm-security
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · bookworm; dsa · dnsmasq · debian · 12
[dnsmasq-base-lua]Unknown
Source package: [dnsmasq]
Details (4)
- 2.90-4~deb12u2 · amd64 · bookworm
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · bookworm; dsa · dnsmasq · debian · 12
- 2.90-4~deb12u2 · arm64 · bookworm
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · bookworm; dsa · dnsmasq · debian · 12
- 2.90-4~deb12u2 · amd64 · bookworm-security
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · bookworm; dsa · dnsmasq · debian · 12
- 2.90-4~deb12u2 · arm64 · bookworm-security
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · bookworm; dsa · dnsmasq · debian · 12
[dnsmasq-utils]Unknown
Source package: [dnsmasq]
Details (4)
- 2.90-4~deb12u2 · amd64 · bookworm
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · bookworm; dsa · dnsmasq · debian · 12
- 2.90-4~deb12u2 · arm64 · bookworm
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · bookworm; dsa · dnsmasq · debian · 12
- 2.90-4~deb12u2 · amd64 · bookworm-security
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · bookworm; dsa · dnsmasq · debian · 12
- 2.90-4~deb12u2 · arm64 · bookworm-security
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · bookworm; dsa · dnsmasq · debian · 12

[Debian 13 (Trixie)]

[dnsmasq]Unknown
Details (4)
- 2.91-1+deb13u1 · all · trixie
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · 13
- 2.91-1+deb13u1 · all · trixie
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · 13
- 2.91-1+deb13u1 · all · trixie-security
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · 13
- 2.91-1+deb13u1 · all · trixie-security
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · 13
[dnsmasq-base]Unknown
Source package: [dnsmasq]
Details (4)
- 2.91-1+deb13u1 · amd64 · trixie
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · 13
- 2.91-1+deb13u1 · arm64 · trixie
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · 13
- 2.91-1+deb13u1 · amd64 · trixie-security
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · 13
- 2.91-1+deb13u1 · arm64 · trixie-security
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · 13
[dnsmasq-base-lua]Unknown
Source package: [dnsmasq]
Details (4)
- 2.91-1+deb13u1 · amd64 · trixie
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · 13
- 2.91-1+deb13u1 · arm64 · trixie
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · 13
- 2.91-1+deb13u1 · amd64 · trixie-security
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · 13
- 2.91-1+deb13u1 · arm64 · trixie-security
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · 13
[dnsmasq-utils]Unknown
Source package: [dnsmasq]
Details (4)
- 2.91-1+deb13u1 · amd64 · trixie
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · 13
- 2.91-1+deb13u1 · arm64 · trixie
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · 13
- 2.91-1+deb13u1 · amd64 · trixie-security
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · 13
- 2.91-1+deb13u1 · arm64 · trixie-security
  Fixed · Fixed: 2.76-1
  dsa · dnsmasq · debian · 13

Observed: Oct 23, 2026, 5:40:14 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]