VDB
CVE-2021-28950
CVE-2021-28950
PUBLISHED
An issue was discovered in fs/fuse/fuse_i.h in the Linux kernel before 5.11.8. A "stall on CPU" can occur because a retry loop continually finds the same bad inode, aka CID-775c5033a0d1.
EPSS 0.03% · 8.0th percentile
Risk Scores
EPSS Score
0.03%
8.0th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | linux-gcp-5.4 | *, 5.4.0-1021.21~18.04.1, * |
| Ubuntu:24.04:LTS | linux-raspi-realtime | 0, 6.8.0-2019.20 |
| Ubuntu:18.04:LTS | linux-hwe-5.4 | *, 5.4.0-59.65~18.04.1, 5.4.0-54.60~18.04.1 |
| Ubuntu:20.04:LTS | linux-aws | 5.4.0-1029.30, 5.4.0-1025.25, 5.4.0-1015.15 |
| Ubuntu:18.04:LTS | linux-aws-5.3 | 5.3.0-1035.37, 0, 5.3.0-1028.30~18.04.1 |
| Ubuntu:18.04:LTS | linux-azure-5.4 | 5.4.0-1047.49~18.04.1, *, * |
| Ubuntu:20.04:LTS | linux-raspi2 | 0, 5.4.0-1006.6, 5.4.0-1004.4 |
| Ubuntu:18.04:LTS | linux-gke-5.4 | 5.4.0-1035.37~18.04.1, 5.4.0-1032.34~18.04.1, 5.4.0-1037.39~18.04.1 |
| Ubuntu:18.04:LTS | linux-oracle-5.4 | 5.4.0-1035.38~18.04.1, 5.4.0-1034.36~18.04.1, 5.4.0-1033.35 |
| Ubuntu:18.04:LTS | linux-gcp-edge | 4.18.0-1004.5~18.04.1, 0, 4.18.0-1005.6~18.04.1 |
| Ubuntu:20.04:LTS | linux-bluefield | 5.4.0-1011.14, 0, 5.4.0-1007.10 |
| Ubuntu:20.04:LTS | linux-gkeop | 5.4.0-1014.15, 5.4.0-1012.13, 5.4.0-1011.12 |
| Ubuntu:20.04:LTS | linux-riscv | 0, 5.4.0-40.45, 5.4.0-30.34 |
| Ubuntu:18.04:LTS | linux-raspi-5.4 | *, *, 0 |
| Ubuntu:20.04:LTS | linux | 5.4.0-33.37, 5.4.0-48.52, 5.4.0-53.59 |
| Ubuntu:18.04:LTS | linux-azure-edge | *, 4.18.0-1007.7~18.04.1, 4.18.0-1008.8~18.04.1 |
| Ubuntu:18.04:LTS | linux-hwe | 5.3.0-45.37~18.04.1, 4.18.0-13.14~18.04.1, 4.18.0-14.15~18.04.1 |
| Ubuntu:18.04:LTS | linux-oem | 4.15.0-1064.73, 4.15.0-1002.3, 4.15.0-1008.11 |
| Ubuntu:18.04:LTS | linux-oracle-5.3 | *, *, 5.3.0-1011.12~18.04.1 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | 5.15.0-1073.75, 0 |
…and 21 more
Timeline
- Mar 20, 2021 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Mar 10, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-28950 third-party-advisory
- https://git.kernel.org/linus/775c5033a0d164622d9d10dd0f0a5531639ed3ed third-party-advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.8 third-party-advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=775c5033a0d164622d9d10dd0f0a5531639ed3ed third-party-advisory
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QRTPQE73ANG7D6M4L4PK5ZQDPO4Y2FVD/ third-party-advisory
- https://ubuntu.com/security/notices/USN-4911-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-4982-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-4984-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-28950 third-party-advisory