VDB
CVE-2019-19318
CVE-2019-19318
PUBLISHED
In the Linux kernel 5.3.11, mounting a crafted btrfs image twice can cause an rwsem_down_write_slowpath use-after-free because (in rwsem_can_spin_on_owner in kernel/locking/rwsem.c) rwsem_owner_flags returns an already freed pointer,
EPSS 0.35% · 58.0th percentile
Risk Scores
EPSS Score
0.35%
58.0th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | linux-hwe-edge | *, *, 4.15.0-23.25~16.04.1 |
| Ubuntu:18.04:LTS | linux-oracle-5.0 | *, 5.0.0-1011.16, 5.0.0-1014.19 |
| Ubuntu:22.04:LTS | linux-realtime | 5.15.0-1032.35, 0 |
| Ubuntu:18.04:LTS | linux-azure | 4.15.0-1025.26, 4.15.0-1022.23, 4.15.0-1019.19 |
| Ubuntu:18.04:LTS | linux-azure-edge | *, *, * |
| Ubuntu:20.04:LTS | linux-azure-fde | *, 0, 5.4.0-1063.66+cvm2.2 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | 6.8.0-2019.20, 0 |
| Ubuntu:22.04:LTS | linux-riscv | 5.15.0-1012.13, 5.15.0-1011.12, 5.15.0-1027.31 |
| Ubuntu:18.04:LTS | linux-hwe-edge | *, 0, 5.0.0-15.16~18.04.1 |
| Ubuntu:20.04:LTS | linux-raspi2 | 5.3.0-1015.17, 0, 5.3.0-1007.8 |
| Ubuntu:18.04:LTS | linux-gcp-edge | 4.18.0-1011.12~18.04.1, 4.18.0-1008.9~18.04.1, 4.18.0-1012.13~18.04.1 |
| Ubuntu:20.04:LTS | linux-gke | 5.4.0-1096.103, 0, 5.4.0-1033.35 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | 5.15.0-1073.75, 0 |
| Ubuntu:18.04:LTS | linux-aws-5.0 | 5.0.0-1024.27~18.04.1, 5.0.0-1025.28, 5.0.0-1027.30 |
| Ubuntu:18.04:LTS | linux-gcp | 4.15.0-1018.19, 4.15.0-1021.22, 4.15.0-1023.24 |
Exploit Intelligence
Timeline
- Nov 27, 2019 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
- Apr 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
- Nov 6, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2019-19318 third-party-advisory
- https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19318 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2019-19318 third-party-advisory
- https://ubuntu.com/security/notices/USN-4414-1 vendor-advisory