CVE-2019-12378
An issue was discovered in ip6_ra_control in net/ipv6/ipv6_sockglue.c in the Linux kernel through...
An issue was discovered in ip6_ra_control in net/ipv6/ipv6_sockglue.c in the Linux kernel through 5.1.5. There is an unchecked kmalloc of new_ra, which might allow an attacker to cause a denial of service (NULL pointer dereference and system crash). NOTE: This has been disputed as not an issue
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in ip6_ra_control in net/ipv6/ipv6_sockglue.c in the Linux kernel through 5.1.5. There is an unchecked kmalloc of new_ra, which might allow an attacker to cause a denial of service (NULL pointer dereference and system crash). NOTE: This has been disputed as not an issue
- Record
CVE-2019-12378- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 4.9 Medium
AV:L/AC:L/Au:N/C:N/I:N/A:C - Weakness
- CWE-476
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in ip6_ra_control in net/ipv6/ipv6_sockglue.c in the Linux kernel through 5.1.5. There is an unchecked kmalloc of new_ra, which might allow an attacker to cause a denial of service (NULL pointer dereference and system crash). NOTE: This has been disputed as not an issue
- Record
CVE-2019-12378- Updated
- 2026-11-02
EUVDEUVD-2019-4013 No score
An issue was discovered in ip6_ra_control in net/ipv6/ipv6_sockglue.c in the Linux kernel through 5.1.5. There is an unchecked kmalloc of new_ra, which might allow an attacker to cause a denial of service (NULL pointer dereference and system crash). NOTE: This has been disputed as not an issue
- Record
EUVD-2019-4013- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-w88v-7x97-pgv3
An issue was discovered in ip6_ra_control in net/ipv6/ipv6_sockglue.c in the Linux kernel through...
An issue was discovered in ip6_ra_control in net/ipv6/ipv6_sockglue.c in the Linux kernel through 5.1.5. There is an unchecked kmalloc of new_ra, which might allow an attacker to cause a denial of service (NULL pointer dereference and system crash).
- Record
GHSA-w88v-7x97-pgv3- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-476
- Updated
- 2026-11-02
OSVBELL-CVE-2019-12378
CVE-2019-12378 does not affect BellSoft software
- Record
BELL-CVE-2019-12378- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSV
An issue was discovered in ip6_ra_control in net/ipv6/ipv6_sockglue.c in the Linux kernel through 5.1.5. There is an unchecked kmalloc of new_ra, which might allow an attacker to cause a denial of service (NULL pointer dereference and system crash). NOTE: This has been disputed as not an issue
- Record
CVE-2019-12378- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Show 4 moreShow less
OSVDEBIAN-CVE-2019-12378
An issue was discovered in ip6_ra_control in net/ipv6/ipv6_sockglue.c in the Linux kernel through 5.1.5. There is an unchecked kmalloc of new_ra, which might allow an attacker to cause a denial of service (NULL pointer dereference and system crash). NOTE: This has been disputed as not an issue
- Record
DEBIAN-CVE-2019-12378- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2019-12378
An issue was discovered in ip6_ra_control in net/ipv6/ipv6_sockglue.c in the Linux kernel through 5.1.5. There is an unchecked kmalloc of new_ra, which might allow an attacker to cause a denial of service (NULL pointer dereference and system crash). NOTE: This has been disputed as not an issue
- Record
UBUNTU-CVE-2019-12378- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-06
OSVROOT-OS-DEBIAN-12-CVE-2019-12378 No score
CVE-2019-12378 in linux - Patched by Root
Root has patched CVE-2019-12378 in the linux package for Root:Debian:12. Multiple fixed versions available.
- Record
ROOT-OS-DEBIAN-12-CVE-2019-12378- Updated
- 2026-11-02
OSVROOT-OS-DEBIAN-13-CVE-2019-12378 No score
CVE-2019-12378 in linux - Patched by Root
Root has patched CVE-2019-12378 in the linux package for Root:Debian:13. Multiple fixed versions available.
- Record
ROOT-OS-DEBIAN-13-CVE-2019-12378- Updated
- 2026-11-03
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
linuxDebian:12 |
All versions, plus listed versions 6.1.106-16.1.106-26.1.106-36.1.112-16.1.115-1 Show 45 moreShow less6.1.119-16.1.123-16.1.124-16.1.128-16.1.129-16.1.133-16.1.135-16.1.137-16.1.139-16.1.140-16.1.147-16.1.148-16.1.153-16.1.158-16.1.159-16.1.162-16.1.164-16.1.170-16.1.170-26.1.170-36.1.172-16.1.174-16.1.176-16.1.177-16.1.180-16.1.187-16.1.27-16.1.37-16.1.38-16.1.38-26.1.38-2~bpo11+16.1.38-36.1.38-46.1.38-4~bpo11+16.1.52-16.1.55-16.1.55-1~bpo11+16.1.64-16.1.66-16.1.67-16.1.69-16.1.69-1~bpo11+16.1.76-16.1.76-1~bpo11+16.1.82-1 |
None known |
linuxDebian:13 |
All versions, plus listed versions 6.12.100-16.12.101-16.12.105-16.12.107-16.12.38-1 Show 45 moreShow less6.12.41-16.12.43-16.12.43-1~bpo12+16.12.48-16.12.57-16.12.57-1~bpo12+16.12.63-16.12.63-1~bpo12+16.12.69-16.12.69-1~bpo12+16.12.73-16.12.73-1~bpo12+16.12.74-16.12.74-26.12.74-2~bpo12+16.12.85-16.12.85-1~bpo12+16.12.86-16.12.86-1~bpo12+16.12.88-16.12.88-1~bpo12+16.12.90-16.12.90-1~bpo12+16.12.90-26.12.90-2~bpo12+16.12.94-16.12.94-1~bpo12+16.12.95-16.12.95-1~bpo12+16.12.96-16.13.10-1~exp16.13.11-1~exp16.13.2-1~exp16.13.3-1~exp16.13.4-1~exp16.13.5-1~exp16.13.6-1~exp16.13.7-1~exp16.13.8-1~exp16.13.9-1~exp16.13~rc6-1~exp16.13~rc7-1~exp16.14.3-1~exp16.14.5-1~exp16.14.6-1~exp1 |
None known |
linuxDebian:14 |
All versions, plus listed versions 6.12.100-16.12.101-16.12.105-16.12.107-16.12.38-1 Show 45 moreShow less6.12.41-16.12.43-16.12.43-1~bpo12+16.12.48-16.12.57-16.12.57-1~bpo12+16.12.63-16.12.63-1~bpo12+16.12.69-16.12.69-1~bpo12+16.12.73-16.12.73-1~bpo12+16.12.74-16.12.74-26.12.74-2~bpo12+16.12.85-16.12.85-1~bpo12+16.12.86-16.12.86-1~bpo12+16.12.88-16.12.88-1~bpo12+16.12.90-16.12.90-1~bpo12+16.12.90-26.12.90-2~bpo12+16.12.94-16.12.94-1~bpo12+16.12.95-16.12.95-1~bpo12+16.12.96-16.13.10-1~exp16.13.11-1~exp16.13.2-1~exp16.13.3-1~exp16.13.4-1~exp16.13.5-1~exp16.13.6-1~exp16.13.7-1~exp16.13.8-1~exp16.13.9-1~exp16.13~rc6-1~exp16.13~rc7-1~exp16.14.3-1~exp16.14.5-1~exp16.14.6-1~exp1 |
None known |
linuxRoot:Debian:12 |
before 6.1.190-1.aikido.167 | 6.1.190-1.aikido.167 |
rootio-linuxRoot:Debian:12 |
before 6.1.190-1.aikido.167 | 6.1.190-1.aikido.167 |
linuxRoot:Debian:13 |
before 6.12.115-2.aikido.164 | 6.12.115-2.aikido.164 |
rootio-linuxRoot:Debian:13 |
before 6.12.115-2.aikido.164 | 6.12.115-2.aikido.164 |
linuxUbuntu:Pro:14.04:LTS |
All versions, plus listed versions 3.11.0-12.193.12.0-1.33.12.0-2.53.12.0-2.73.12.0-3.8 Show 45 moreShow less3.12.0-3.93.12.0-4.103.12.0-4.123.12.0-5.133.12.0-7.153.13.0-1.163.13.0-2.173.13.0-3.183.13.0-4.193.13.0-5.203.13.0-6.233.13.0-7.253.13.0-7.263.13.0-8.273.13.0-8.283.13.0-10.303.13.0-11.313.13.0-12.323.13.0-13.333.13.0-14.343.13.0-15.353.13.0-16.363.13.0-17.373.13.0-18.383.13.0-19.393.13.0-19.403.13.0-20.423.13.0-21.433.13.0-22.443.13.0-23.453.13.0-24.463.13.0-24.473.13.0-27.503.13.0-29.533.13.0-30.543.13.0-30.553.13.0-32.573.13.0-33.583.13.0-34.603.13.0-35.623.13.0-36.633.13.0-37.643.13.0-39.663.13.0-40.693.13.0-41.70 |
None known |
linux-awsUbuntu:Pro:14.04:LTS |
All versions, plus listed versions 4.4.0-1002.24.4.0-1003.34.4.0-1005.54.4.0-1006.64.4.0-1009.9 Show 45 moreShow less4.4.0-1010.104.4.0-1011.114.4.0-1012.124.4.0-1014.144.4.0-1016.164.4.0-1017.174.4.0-1019.194.4.0-1022.224.4.0-1023.234.4.0-1024.254.4.0-1025.264.4.0-1027.304.4.0-1028.314.4.0-1029.324.4.0-1031.344.4.0-1032.354.4.0-1034.374.4.0-1036.394.4.0-1037.404.4.0-1038.414.4.0-1039.424.4.0-1040.434.4.0-1042.454.4.0-1044.474.4.0-1045.484.4.0-1046.504.4.0-1048.524.4.0-1050.544.4.0-1052.564.4.0-1054.584.4.0-1055.594.4.0-1056.604.4.0-1058.624.4.0-1059.634.4.0-1060.644.4.0-1061.654.4.0-1062.664.4.0-1064.684.4.0-1065.694.4.0-1066.704.4.0-1067.714.4.0-1073.774.4.0-1074.784.4.0-1075.794.4.0-1076.80 |
None known |
linux-azureUbuntu:Pro:14.04:LTS |
All versions, plus listed versions 4.15.0-1023.24~14.04.14.15.0-1030.31~14.04.14.15.0-1031.32~14.04.14.15.0-1032.33~14.04.24.15.0-1035.36~14.04.2 Show 45 moreShow less4.15.0-1036.38~14.04.24.15.0-1037.39~14.04.24.15.0-1039.41~14.04.24.15.0-1040.44~14.04.14.15.0-1041.45~14.04.14.15.0-1042.46~14.04.14.15.0-1045.49~14.04.14.15.0-1046.50~14.04.14.15.0-1047.51~14.04.14.15.0-1049.54~14.04.14.15.0-1050.55~14.04.14.15.0-1051.56~14.04.14.15.0-1052.57~14.04.14.15.0-1055.60~14.04.14.15.0-1056.61~14.04.14.15.0-1057.62~14.04.14.15.0-1059.64~14.04.14.15.0-1060.65~14.04.14.15.0-1061.66~14.04.14.15.0-1063.68~14.04.14.15.0-1064.69~14.04.14.15.0-1066.71~14.04.14.15.0-1067.72~14.04.14.15.0-1069.74~14.04.14.15.0-1071.76~14.04.14.15.0-1074.79~14.04.14.15.0-1077.82~14.04.14.15.0-1082.92~14.04.14.15.0-1083.93~14.04.14.15.0-1089.99~14.04.14.15.0-1091.101~14.04.14.15.0-1092.102~14.04.14.15.0-1093.103~14.04.14.15.0-1095.105~14.04.14.15.0-1096.106~14.04.14.15.0-1098.109~14.04.14.15.0-1100.111~14.04.14.15.0-1102.113~14.04.14.15.0-1103.114~14.04.14.15.0-1106.118~14.04.14.15.0-1108.120~14.04.14.15.0-1109.121~14.04.14.15.0-1110.122~14.04.14.15.0-1111.123~14.04.14.15.0-1112.124~14.04.1 |
None known |
linux-lts-xenialUbuntu:Pro:14.04:LTS |
All versions, plus listed versions 4.4.0-13.29~14.04.14.4.0-14.30~14.04.24.4.0-15.31~14.04.14.4.0-18.34~14.04.14.4.0-21.37~14.04.1 Show 45 moreShow less4.4.0-22.39~14.04.14.4.0-22.40~14.04.14.4.0-24.43~14.04.14.4.0-28.47~14.04.14.4.0-31.50~14.04.14.4.0-34.53~14.04.14.4.0-36.55~14.04.14.4.0-38.57~14.04.14.4.0-42.62~14.04.14.4.0-45.66~14.04.14.4.0-47.68~14.04.14.4.0-51.72~14.04.14.4.0-53.74~14.04.14.4.0-57.78~14.04.14.4.0-59.80~14.04.14.4.0-62.83~14.04.14.4.0-63.84~14.04.24.4.0-64.85~14.04.14.4.0-66.87~14.04.14.4.0-67.88~14.04.14.4.0-70.91~14.04.14.4.0-71.92~14.04.14.4.0-72.93~14.04.14.4.0-75.96~14.04.14.4.0-78.99~14.04.24.4.0-79.100~14.04.14.4.0-81.104~14.04.14.4.0-83.106~14.04.14.4.0-87.110~14.04.14.4.0-89.112~14.04.14.4.0-91.114~14.04.14.4.0-92.115~14.04.14.4.0-93.116~14.04.14.4.0-96.119~14.04.14.4.0-97.120~14.04.14.4.0-98.121~14.04.14.4.0-101.124~14.04.14.4.0-103.126~14.04.14.4.0-104.127~14.04.14.4.0-108.131~14.04.14.4.0-109.132~14.04.14.4.0-111.134~14.04.14.4.0-112.135~14.04.14.4.0-116.140~14.04.14.4.0-119.143~14.04.1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | OSV | |
| affected | OSV | |
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-12378 is a medium vulnerability (CVSS 5.5) in Linux Kernel, published May 28, 2019. Its validity is disputed. EPSS puts the chance of exploitation in the next 30 days at 0.44%, the 38th percentile. Fixed in linux 6.1.190-1.aikido.167.
References
lkml.org/lkml/2019/5/25/229
git.kernel.org/pub/scm/linux/kernel/git/davem/net.git/commit?id=95baa60a0da80a0143e3ddd4d3725758b4513825
securityfocus.com/bid/108475
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KLGWJKLMTBBB53D5QLS4HOY2EH246WBE
nvd.nist.gov/vuln/detail/CVE-2019-12378
Left out here: 973 versions. The JSON record has them.