CVE-2026-110604
Publication date 15 October 2026
Last updated 15 October 2026
Ubuntu priority
Description
Mini-XML 4.0.0 through 4.0.6 contains an off-by-one stack out-of-bounds write in mxml_strtod() when the locale decimal point is not '.'. Attackers can supply XML with a 63-digit REAL value followed by '.' to write a NUL byte past the 64-byte stack buffer, corrupting stack memory or crashing the process.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| mxml | 26.04 LTS resolute |
Needs evaluation
|
| 24.04 LTS noble |
Needs evaluation
|
|
| 22.04 LTS jammy |
Needs evaluation
|
|
| 20.04 LTS focal |
Needs evaluation
|
|
| 18.04 LTS bionic |
Needs evaluation
|
|
| 16.04 LTS xenial |
Needs evaluation
|
Severity score breakdown
CVSS version:
Base score
2.0 · Low
Vector: CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
Base score
3.6 · Low
Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L
References
Other references
- https://www.cve.org/CVERecord?id=CVE-2026-110604
- https://github.com/michaelrsweet/mxml/blob/v4.0.6/mxml-file.c#L1860-L1887
- https://github.com/michaelrsweet/mxml/commit/367c7ddd3387f65e867d776216de274bcaa3dae1
- https://hackmd.io/@haind-pwn/mxml-strtod-locale-stack-overflow
- https://www.vulncheck.com/advisories/mini-xml-4.0.0-through-4.0.6-stack-out-of-bounds-write-via-mxml-strtod
- https://hackmd.io/@haind-pwn/cve-2026-110604-mxml-strtod-locale-stack-overflow