Description
iSelect 1.4.0-2+b1 contains a local buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying an oversized value to the -k/--key parameter. Attackers can craft a malicious argument containing a NOP sled, shellcode, and return address to overflow a 1024-byte stack buffer and gain code execution with user privileges.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| iselect | iSelect | 1.4.0-2+b1 | — |
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 | iselect | No fix yet | — |
| Ubuntu 26.04 LTS | iselect | No fix yet | — |
| Ubuntu 25.10 | iselect | No fix yet | — |
| Ubuntu 24.04 LTS | iselect | No fix yet | — |
| Ubuntu 22.04 LTS | iselect | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | iselect | No fix yet | — |
| Ubuntu 18.04 LTS | iselect | No fix yet | — |
| Ubuntu 16.04 LTS | iselect | No fix yet | — |
References
- ExploitDB-41076 exploit
- Official Product Homepage product
- VulnCheck Advisory: iSelect 1.4.0-2+b1 Local Buffer Overflow via key parameter third-party-advisory