VDB
CVE-2019-16921
CVE-2019-16921
PUBLISHED
CVSS 7.5 HIGH
In the Linux kernel before 4.17, hns_roce_alloc_ucontext in drivers/infiniband/hw/hns/hns_roce_main.c does not initialize the resp data structure, which might allow attackers to obtain sensitive information from kernel stack memory, aka CID-df7e40425813.
EPSS 1.99% · 79.1th percentile
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score
1.99%
79.1th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:14.04:LTS | linux-lts-xenial | 0, 4.4.0-13.29~14.04.1, 4.4.0-14.30~14.04.2 |
| Ubuntu:Pro:14.04:LTS | linux-aws | 4.4.0-1002.2, 4.4.0-1009.9, 4.4.0-1010.10 |
| Ubuntu:Pro:14.04:LTS | linux-azure | *, 0, 4.15.0-1023.24~14.04.1 |
| Ubuntu:Pro:14.04:LTS | linux | 3.13.0-139.188, 3.13.0-142.191, 3.13.0-143.192 |
Timeline
- Sep 27, 2019 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Dec 28, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 1, 2022 EPSS Score
- May 2, 2022 EPSS Score
- Jul 4, 2022 EPSS Score
- Sep 6, 2022 EPSS Score
- Nov 8, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2019-16921 third-party-advisory
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=df7e40425813c50cd252e6f5e348a81ef1acae56 third-party-advisory
- https://github.com/torvalds/linux/commit/df7e40425813c50cd252e6f5e348a81ef1acae56 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2019-16921 third-party-advisory