2.5
Low
CVE-2026-109854 M17n-lib: uninitialized stack read in iso-2022 compound text utf-8 decoding
Description
A flaw was found in m17n-lib. An attacker who supplies crafted input to an application processing ISO-2022 encoded text can cause the library to read uninitialized memory from the stack. If the application exposes or returns the decoded output, this flaw can result in unexpected behavior and limited information disclosure.
CVSS 3.1 detail
Vector CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:NExploitable with local access to the machine, without an account and if a user takes an action; the impact on data or service is limited.
- Attack vector
- Local
- Attack complexity
- High
- Privileges required
- None
- Interaction
- Required
- Scope
- Unchanged
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Red Hat Enterprise Linux 10 | Versions not published | |
| Red Hat Enterprise Linux 6 | Versions not published | |
| Red Hat Enterprise Linux 7 | Versions not published | |
| Red Hat Enterprise Linux 8 | Versions not published | |
| Red Hat Enterprise Linux 9 | Versions not published |
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Not rated