VDB
CVE-2019-19227
CVE-2019-19227
PUBLISHED
In the AppleTalk subsystem in the Linux kernel before 5.1, there is a potential NULL pointer dereference because register_snap_client may return NULL. This will lead to denial of service in net/appletalk/aarp.c and net/appletalk/ddp.c, as demonstrated by unregister_snap_client, aka CID-9804501fa122.
EPSS 0.08% · 24.3th percentile
Risk Scores
EPSS Score
0.08%
24.3th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:14.04:LTS | linux-lts-xenial | *, *, * |
| Ubuntu:22.04:LTS | linux-realtime | 5.15.0-1032.35, 0 |
| Ubuntu:16.04:LTS | linux-snapdragon | 4.4.0-1126.132, 4.4.0-1128.136, 4.4.0-1121.127 |
| Ubuntu:18.04:LTS | linux-oracle-5.0 | *, 5.0.0-1008.13~18.04.1, 5.0.0-1007.12~18.04.1 |
| Ubuntu:Pro:14.04:LTS | linux | 3.12.0-4.12, 3.13.0-132.181, 3.13.0-71.114 |
| Ubuntu:18.04:LTS | linux-hwe | *, *, * |
| Ubuntu:16.04:LTS | linux-aws-hwe | 4.15.0-1036.38~16.04.1, 4.15.0-1035.37~16.04.1, * |
| Ubuntu:18.04:LTS | linux-aws | 4.15.0-1048.50, 4.15.0-1029.30, 4.15.0-1052.54 |
| Ubuntu:16.04:LTS | linux-hwe | *, *, * |
| Ubuntu:18.04:LTS | linux-oem-osp1 | 5.0.0-1015.16, 5.0.0-1010.11, 0 |
| Ubuntu:18.04:LTS | linux-gke-5.0 | *, 0, 5.0.0-1011.11~18.04.1 |
| Ubuntu:Pro:FIPS:18.04:LTS | linux-azure-fips | 0, 4.15.0-1002.2 |
| Ubuntu:18.04:LTS | linux-gcp-edge | 4.18.0-1004.5~18.04.1, *, 5.0.0-1011.11~18.04.1 |
| Ubuntu:20.04:LTS | linux-azure-fde | *, *, * |
| Ubuntu:20.04:LTS | linux-riscv | 5.4.0-27.31, 5.4.0-33.37, 5.4.0-34.38 |
| Ubuntu:Pro:FIPS:18.04:LTS | linux-gcp-fips | 0, 4.15.0-1001.1 |
| Ubuntu:18.04:LTS | linux-azure-edge | 4.18.0-1008.8~18.04.1, *, 0 |
| Ubuntu:Pro:14.04:LTS | linux-azure | 4.15.0-1060.65~14.04.1, 4.15.0-1036.38~14.04.2, 4.15.0-1037.39~14.04.2 |
| Ubuntu:18.04:LTS | linux-snapdragon | 4.4.0-1079.84, 4.15.0-1071.78, 4.15.0-1070.77 |
| Ubuntu:18.04:LTS | linux-kvm | 4.15.0-1050.50, 4.15.0-1051.51, 4.15.0-1052.52 |
…and 26 more
Timeline
- Nov 22, 2019 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2019-19227 third-party-advisory
- https://git.kernel.org/linus/9804501fa1228048857910a6bf23e085aade37cc third-party-advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1 third-party-advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9804501fa1228048857910a6bf23e085aade37cc third-party-advisory
- https://ubuntu.com/security/notices/USN-4254-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-4254-2 vendor-advisory
- https://ubuntu.com/security/notices/USN-4258-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-4287-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-4287-2 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2019-19227 third-party-advisory