VDB
CVE-2018-1092
CVE-2018-1092
PUBLISHED
The ext4_iget function in fs/ext4/inode.c in the Linux kernel through 4.15.15 mishandles the case of a root directory with a zero i_links_count, which allows attackers to cause a denial of service (ext4_process_freed_data NULL pointer dereference and OOPS) via a crafted ext4 image.
EPSS 0.24% · 47.1th percentile
Risk Scores
EPSS Score
0.24%
47.1th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | linux-azure | 4.13.0-1018.21, 4.11.0-1013.13, 4.13.0-1016.19 |
| Ubuntu:16.04:LTS | linux-snapdragon | 4.4.0-1053.57, 4.4.0-1054.58, 4.4.0-1055.59 |
| Ubuntu:20.04:LTS | linux-raspi2 | 5.4.0-1004.4, 5.4.0-1006.6, 5.3.0-1017.19 |
| Ubuntu:24.04:LTS | linux-hwe-6.11 | 6.11.0-24.24~24.04.1, 6.11.0-21.21~24.04.1, 6.11.0-17.17~24.04.2 |
| Ubuntu:16.04:LTS | linux-hwe | 4.10.0-33.37~16.04.1, 4.13.0-26.29~16.04.2, 4.13.0-31.34~16.04.1 |
| Ubuntu:18.04:LTS | linux-azure | 4.15.0-1012.12, 4.15.0-1008.8, 4.15.0-1009.9 |
| Ubuntu:20.04:LTS | linux-azure-fde | 5.4.0-1069.72+cvm1.1, 5.4.0-1070.73+cvm1.1, 5.4.0-1072.75+cvm1.1 |
| Ubuntu:14.04:LTS | linux-lts-xenial | 4.4.0-64.85~14.04.1, 4.4.0-63.84~14.04.2, 4.4.0-62.83~14.04.1 |
| Ubuntu:20.04:LTS | linux-riscv | 5.4.0-26.30, 5.4.0-30.34, 0 |
| Ubuntu:16.04:LTS | linux-gcp | 4.13.0-1017.21, 4.10.0-1004.4, 4.13.0-1002.5 |
| Ubuntu:24.04:LTS | linux-lowlatency-hwe-6.11 | 6.11.0-1009.10~24.04.1, *, 0 |
| Ubuntu:16.04:LTS | linux-oem | 4.13.0-1022.24, 4.13.0-1021.23, 4.13.0-1017.18 |
| Ubuntu:16.04:LTS | linux | 4.4.0-124.148, 4.4.0-127.153, 4.4.0-109.132 |
| Ubuntu:18.04:LTS | linux-kvm | 4.15.0-1010.10, 4.15.0-1006.6, 4.15.0-1008.8 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | 0, 5.15.0-1073.75 |
| Ubuntu:24.04:LTS | linux-azure-6.11 | 6.11.0-1014.14~24.04.1, 0, 6.11.0-1008.8~24.04.1 |
| Ubuntu:14.04:LTS | linux-aws | 0, 4.4.0-1011.11, 4.4.0-1012.12 |
| Ubuntu:16.04:LTS | linux-raspi2 | 4.4.0-1080.88, 4.2.0-1013.19, 0 |
| Ubuntu:20.04:LTS | linux-gke | 5.4.0-1101.108, 5.4.0-1059.62, 5.4.0-1090.97 |
| Ubuntu:Pro:20.04:LTS | linux-azure-fde-5.15 | *, *, * |
…and 13 more
Timeline
- Apr 1, 2018 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- May 2, 2022 EPSS Score
- Sep 5, 2022 EPSS Score
- Nov 6, 2022 EPSS Score
- Jan 8, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2018-1092 third-party-advisory
- https://bugzilla.kernel.org/show_bug.cgi?id=199179 third-party-advisory
- https://ubuntu.com/security/notices/USN-3676-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-3676-2 vendor-advisory
- https://ubuntu.com/security/notices/USN-3677-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-3677-2 vendor-advisory
- https://ubuntu.com/security/notices/USN-3678-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-3678-2 vendor-advisory
- https://ubuntu.com/security/notices/USN-3678-3 vendor-advisory
- https://ubuntu.com/security/notices/USN-3678-4 vendor-advisory
- https://ubuntu.com/security/notices/USN-3754-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2018-1092 third-party-advisory