Disclosure summary
In the Linux kernel before 5.4.16, a race condition in tty->disc_data handling in the slip and slcan line discipline could lead to a use-after-free, aka CID-0ace17d56824. This affects drivers/net/slip/slip.c and drivers/net/can/slcan.c.
Source-reported weakness categories
CWE-362, CWE-416
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
NIST National Vulnerability Database · NVD-CVE-2020-14416
Open original source · Updated Oct 08, 2026
Only CPE matches marked vulnerable=true are indexed. AND/OR platform conditions must be checked in the original NVD record.
| Vendor | Product / association | Version / bounds |
|---|---|---|
| linux | linux_kernel | * {"versionEndExcluding":"5.4.16"} |
| opensuse | leap | 15.1 |
| opensuse | leap | 15.2 |
Original records & references
- NIST NVD record
- CVE Program record
- bugzilla.suse.com — Issue Tracking, Patch, Third Party Advisory
- cdn.kernel.org — Release Notes, Vendor Advisory
- git.kernel.org — Patch, Vendor Advisory
- bugzilla.suse.com — Issue Tracking, Patch, Third Party Advisory
- cdn.kernel.org — Release Notes, Vendor Advisory
- git.kernel.org — Patch, Vendor Advisory
PUBLISHED 2020-06-18T07:15:09-04:00
MODIFIED 2026-10-08T17:17:23-04:00
INGESTED 2026-10-10T20:50:19-04:00