Description
Yasr 0.6.9-5 contains a buffer overflow vulnerability that allows local attackers to crash the application or execute arbitrary code by supplying an oversized argument to the -p parameter. Attackers can invoke yasr with a crafted payload containing junk data, shellcode, and a return address to overwrite the stack and trigger code execution.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| yasr | Yasr Screen Reader | 0.6.9-5 | — |
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.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | yasr | No fix yet | — |
| Ubuntu 26.04 LTS | yasr | No fix yet | — |
| Ubuntu 25.10 | yasr | No fix yet | — |
| Ubuntu 24.04 LTS | yasr | No fix yet | — |
| Ubuntu 22.04 LTS | yasr | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | yasr | No fix yet | — |
| Ubuntu 18.04 LTS | yasr | No fix yet | — |
| Ubuntu 16.04 LTS | yasr | No fix yet | — |
References
- ExploitDB-39734 exploit
- Official Product Homepage product
- VulnCheck Advisory: Yasr 0.6.9-5 Buffer Overflow via Command-line Parameter third-party-advisory