VDB
CVE-2019-25044
CVE-2019-25044
PUBLISHED
CVSS 7.800000190734863 HIGH
The block subsystem in the Linux kernel before 5.2 has a use-after-free that can lead to arbitrary code execution in the kernel context and privilege escalation, aka CID-c3e2219216c9. This is related to blk_mq_free_rqs and blk_cleanup_queue.
EPSS 0.65% · 49.1th percentile
Risk Scores
CVSS 3.1
7.800000190734863
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score
0.65%
49.1th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | linux-oracle-5.0 | *, 0, 5.0.0-1007.12~18.04.1 |
| Ubuntu:18.04:LTS | linux-hwe | 5.3.0-45.37~18.04.1, 5.0.0-25.26~18.04.1, 5.0.0-27.28~18.04.1 |
| Ubuntu:18.04:LTS | linux-aws-5.3 | 5.3.0-1034.36, *, * |
| Ubuntu:20.04:LTS | linux-riscv | 0, 5.4.0-24.28, 5.4.0-26.30 |
| Ubuntu:16.04:LTS | linux-hwe-edge | 4.10.0-21.23~16.04.1, 4.10.0-22.24~16.04.1, 4.10.0-26.30~16.04.1 |
| Ubuntu:18.04:LTS | linux-gcp | 5.0.0-1034.35, 0, 4.15.0-1001.1 |
| Ubuntu:18.04:LTS | linux-aws-5.0 | 5.0.0-1023.26~18.04.1, 5.0.0-1022.25~18.04.1, 5.0.0-1021.24~18.04.1 |
| Ubuntu:18.04:LTS | linux-oem | 4.15.0-1033.38, 4.15.0-1028.33, 4.15.0-1065.75 |
| Ubuntu:18.04:LTS | linux-azure | 4.15.0-1023.24, 0, 4.15.0-1002.2 |
| Ubuntu:18.04:LTS | linux-azure-5.3 | 5.3.0-1035.36, 5.3.0-1007.8~18.04.1, 5.3.0-1009.10~18.04.1 |
| Ubuntu:18.04:LTS | linux-gcp-edge | 0, 4.18.0-1004.5~18.04.1, 4.18.0-1005.6~18.04.1 |
| Ubuntu:18.04:LTS | linux-gcp-5.3 | *, 5.3.0-1030.32~18.04.1, 5.3.0-1032.34~18.04.1 |
| Ubuntu:18.04:LTS | linux-oracle-5.3 | 5.3.0-1024.26~18.04.1, 5.3.0-1028.30~18.04.1, 5.3.0-1030.32~18.04.1 |
| Ubuntu:18.04:LTS | linux-hwe-edge | 5.0.0-15.16~18.04.1, 5.0.0-17.18~18.04.1, 5.3.0-23.25~18.04.2 |
| Ubuntu:18.04:LTS | linux-azure-edge | 0, 5.0.0-1012.12~18.04.2, 4.18.0-1008.8~18.04.1 |
| Ubuntu:20.04:LTS | linux-raspi2 | 5.4.0-1006.6, 5.3.0-1015.17, 0 |
| Ubuntu:18.04:LTS | linux-gke-4.15 | 4.15.0-1070.73, 4.15.0-1069.72, 4.15.0-1067.70 |
Timeline
- May 14, 2021 CVE Published
- May 15, 2021 EPSS Score
- Jul 18, 2021 EPSS Score
- Sep 19, 2021 EPSS Score
- Nov 20, 2021 EPSS Score
- Jan 21, 2022 EPSS Score
- Mar 24, 2022 EPSS Score
- May 26, 2022 EPSS Score
- Jul 28, 2022 EPSS Score
- Sep 28, 2022 EPSS Score
- Nov 29, 2022 EPSS Score
- Jan 31, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2019-25044 third-party-advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c3e2219216c92919a6bd1711f340f5faa98695e6 third-party-advisory
- https://syzkaller.appspot.com/bug?id=36fe241584203cf394d44560a42e3430434f1213 third-party-advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2 third-party-advisory
- https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-blk_mq_free_rqs third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2019-25044 third-party-advisory