CVE-2018-7754
The aoedisk_debugfs_show function in drivers/block/aoe/aoeblk.c in the Linux kernel through 4.16...
The aoedisk_debugfs_show function in drivers/block/aoe/aoeblk.c in the Linux kernel through 4.16.4rc4 allows local users to obtain sensitive address information by reading "ffree: " lines in a debugfs file.
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
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
5.5
The aoedisk_debugfs_show function in drivers/block/aoe/aoeblk.c in the Linux kernel through 4.16.4rc4 allows local users to obtain sensitive address information by reading "ffree: " lines in a debugfs file.
- Record
CVE-2018-7754- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-532
- Updated
- 2026-11-02
CVE List No score
The aoedisk_debugfs_show function in drivers/block/aoe/aoeblk.c in the Linux kernel through 4.16.4rc4 allows local users to obtain sensitive address information by reading "ffree: " lines in a debugfs file.
- Record
CVE-2018-7754- Updated
- 2026-11-02
EUVDEUVD-2018-19466 No score
The aoedisk_debugfs_show function in drivers/block/aoe/aoeblk.c in the Linux kernel through 4.16.4rc4 allows local users to obtain sensitive address information by reading "ffree: " lines in a debugfs file.
- Record
EUVD-2018-19466- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-g3w7-5hqx-74mg
5.5
The aoedisk_debugfs_show function in drivers/block/aoe/aoeblk.c in the Linux kernel through 4.16...
The aoedisk_debugfs_show function in drivers/block/aoe/aoeblk.c in the Linux kernel through 4.16.4rc4 allows local users to obtain sensitive address information by reading "ffree: " lines in a debugfs file.
- Record
GHSA-g3w7-5hqx-74mg- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-532
- Updated
- 2026-11-02
OSV
5.5
The aoedisk_debugfs_show function in drivers/block/aoe/aoeblk.c in the Linux kernel through 4.16.4rc4 allows local users to obtain sensitive address information by reading "ffree: " lines in a debugfs file.
- Record
CVE-2018-7754- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
OSVDEBIAN-CVE-2018-7754
5.5
The aoedisk_debugfs_show function in drivers/block/aoe/aoeblk.c in the Linux kernel through 4.16.4rc4 allows local users to obtain sensitive address information by reading "ffree: " lines in a debugfs file.
- Record
DEBIAN-CVE-2018-7754- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
OSVUBUNTU-CVE-2018-7754
5.5
The aoedisk_debugfs_show function in drivers/block/aoe/aoeblk.c in the Linux kernel through 4.16.4rc4 allows local users to obtain sensitive address information by reading "ffree: " lines in a debugfs file.
- Record
UBUNTU-CVE-2018-7754- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
linuxDebian:12 |
before 4.15.4-1 | 4.15.4-1 |
linuxDebian:13 |
before 4.15.4-1 | 4.15.4-1 |
linuxDebian:14 |
before 4.15.4-1 | 4.15.4-1 |
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-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 |
linux-azureUbuntu:16.04:LTS |
before 4.15.0-1013.13~16.04.2, plus listed versions 4.11.0-1009.94.11.0-1011.114.11.0-1013.134.11.0-1014.144.11.0-1015.15 Show 10 moreShow less4.11.0-1016.164.13.0-1005.74.13.0-1006.84.13.0-1007.94.13.0-1009.124.13.0-1011.144.13.0-1012.154.13.0-1014.174.13.0-1016.194.13.0-1018.21 |
4.15.0-1013.13~16.04.2 |
linux-gcpUbuntu:16.04:LTS |
before 4.15.0-1014.14~16.04.1, plus listed versions 4.10.0-1004.44.10.0-1006.64.10.0-1007.74.10.0-1008.84.10.0-1009.9 Show 10 moreShow less4.13.0-1002.54.13.0-1006.94.13.0-1007.104.13.0-1008.114.13.0-1011.154.13.0-1012.164.13.0-1013.174.13.0-1015.194.13.0-1017.214.13.0-1019.23 |
4.15.0-1014.14~16.04.1 |
linux-hweUbuntu:16.04:LTS |
before 4.15.0-24.26~16.04.1, plus listed versions 4.8.0-36.36~16.04.14.8.0-39.42~16.04.14.8.0-41.44~16.04.14.8.0-42.45~16.04.14.8.0-44.47~16.04.1 Show 29 moreShow less4.8.0-45.48~16.04.14.8.0-46.49~16.04.14.8.0-49.52~16.04.14.8.0-51.54~16.04.14.8.0-52.55~16.04.14.8.0-53.56~16.04.14.8.0-54.57~16.04.14.8.0-56.61~16.04.14.8.0-58.63~16.04.14.10.0-27.30~16.04.24.10.0-28.32~16.04.24.10.0-30.34~16.04.14.10.0-32.36~16.04.14.10.0-33.37~16.04.14.10.0-35.39~16.04.14.10.0-37.41~16.04.14.10.0-38.42~16.04.14.10.0-40.44~16.04.14.10.0-42.46~16.04.14.13.0-26.29~16.04.24.13.0-31.34~16.04.14.13.0-32.35~16.04.14.13.0-36.40~16.04.14.13.0-37.42~16.04.14.13.0-38.43~16.04.14.13.0-39.44~16.04.14.13.0-41.46~16.04.14.13.0-43.48~16.04.14.13.0-45.50~16.04.1 |
4.15.0-24.26~16.04.1 |
linuxUbuntu:Pro:16.04:LTS |
before 4.4.0-222.255, plus listed versions 4.2.0-16.194.2.0-17.214.2.0-19.234.3.0-1.104.3.0-2.11 Show 45 moreShow less4.3.0-5.164.3.0-6.174.3.0-7.184.4.0-2.164.4.0-4.194.4.0-6.214.4.0-7.224.4.0-8.234.4.0-9.244.4.0-10.254.4.0-11.264.4.0-12.284.4.0-13.294.4.0-14.304.4.0-15.314.4.0-16.324.4.0-17.334.4.0-18.344.4.0-21.374.4.0-22.394.4.0-22.404.4.0-24.434.4.0-28.474.4.0-31.504.4.0-34.534.4.0-36.554.4.0-38.574.4.0-42.624.4.0-43.634.4.0-45.664.4.0-47.684.4.0-51.724.4.0-53.744.4.0-57.784.4.0-59.804.4.0-62.834.4.0-63.844.4.0-64.854.4.0-65.864.4.0-66.874.4.0-67.884.4.0-70.914.4.0-71.924.4.0-72.934.4.0-75.96 |
4.4.0-222.255 |
linux-awsUbuntu:Pro:16.04:LTS |
before 4.4.0-1138.152, plus listed versions 4.4.0-1001.104.4.0-1003.124.4.0-1004.134.4.0-1007.164.4.0-1009.18 Show 45 moreShow less4.4.0-1011.204.4.0-1012.214.4.0-1013.224.4.0-1016.254.4.0-1017.264.4.0-1018.274.4.0-1020.294.4.0-1022.314.4.0-1026.354.4.0-1028.374.4.0-1030.394.4.0-1031.404.4.0-1032.414.4.0-1035.444.4.0-1037.464.4.0-1038.474.4.0-1039.484.4.0-1041.504.4.0-1043.524.4.0-1044.534.4.0-1047.564.4.0-1048.574.4.0-1049.584.4.0-1050.594.4.0-1052.614.4.0-1054.634.4.0-1055.644.4.0-1057.664.4.0-1060.694.4.0-1061.704.4.0-1062.714.4.0-1063.724.4.0-1065.754.4.0-1066.764.4.0-1067.774.4.0-1069.794.4.0-1070.804.4.0-1072.824.4.0-1073.834.4.0-1074.844.4.0-1075.854.4.0-1077.874.4.0-1079.894.4.0-1081.914.4.0-1083.93 |
4.4.0-1138.152 |
linux-kvmUbuntu:Pro:16.04:LTS |
before 4.4.0-1103.112, plus listed versions 4.4.0-1004.94.4.0-1007.124.4.0-1008.134.4.0-1009.144.4.0-1010.15 Show 45 moreShow less4.4.0-1012.174.4.0-1013.184.4.0-1015.204.4.0-1017.224.4.0-1019.244.4.0-1020.254.4.0-1021.264.4.0-1023.284.4.0-1026.314.4.0-1027.324.4.0-1029.344.4.0-1031.374.4.0-1032.384.4.0-1033.394.4.0-1035.414.4.0-1036.424.4.0-1037.434.4.0-1038.444.4.0-1039.454.4.0-1040.464.4.0-1041.474.4.0-1043.494.4.0-1044.504.4.0-1046.524.4.0-1047.534.4.0-1048.554.4.0-1051.584.4.0-1052.594.4.0-1054.614.4.0-1056.634.4.0-1058.654.4.0-1059.664.4.0-1060.674.4.0-1062.694.4.0-1063.704.4.0-1064.714.4.0-1065.724.4.0-1066.734.4.0-1068.754.4.0-1069.764.4.0-1070.774.4.0-1071.784.4.0-1075.824.4.0-1076.834.4.0-1077.84 |
4.4.0-1103.112 |
linux-snapdragonUbuntu:18.04:LTS |
before 4.15.0-1053.57, plus listed versions 4.4.0-1077.824.4.0-1078.834.4.0-1079.844.4.0-1081.86 |
4.15.0-1053.57 |
History
| Recorded | Changed | Sources |
|---|---|---|
| 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-2018-7754 is a medium vulnerability (CVSS 5.5) in Linux Kernel, published August 10, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.38%, the 32nd percentile. Fixed in linux 4.15.4-1.
References
github.com/johnsonwangqize/cve-linux/blob/master/CVE-2018-7754.md
elixir.bootlin.com/linux/v4.16-rc4/source/drivers/block/aoe/aoeblk.c
nvd.nist.gov/vuln/detail/CVE-2018-7754
github.com/advisories/GHSA-g3w7-5hqx-74mg
security-tracker.debian.org/tracker/CVE-2018-7754
ubuntu.com/security/CVE-2018-7754
cve.org/CVERecord?id=CVE-2018-7754
Left out here: 488 versions. The JSON record has them.