Description
An unprivileged attacker can reliably trigger a crash of the dtrace process with a malicious ELF binary due to an integer Divide-by-Zero in Pbuild_file_symtab()
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Oracle | Oracle Linux | 8, 9, 10 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | dtrace | 2.0.7-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | dtrace | No fix yet | — |
| Ubuntu 26.04 LTS | dtrace | No fix yet | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 9 | dtrace +2 | 2.0.7-4.el10 | ELSA-2026-50249 |
| Oracle Linux 8 | dtrace +2 | 2.0.7-4.el8 | ELSA-2026-50251, ELSA-2026-50250 |
Advisories 3
- ELSA-2026-50249 Moderate: dtrace security update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · Apr 30, 2026
- ELSA-2026-50250 Moderate: dtrace security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Apr 30, 2026
- ELSA-2026-50251 Moderate: dtrace security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Apr 30, 2026
References
- Oracle Advisory vendor-advisory