[PATCH v2] Use pending character state in IBM1390, IBM1399 character sets (CVE-2026-4046)

[Andreas Schwab]

On Apr 07 2026, Florian Weimer wrote:

> Follow the example in iso-2022-jp-3.c and use the __count state
> variable to store the pending character.  This avoids restarting
> the conversion if the output buffer ends between two 4-byte UCS-4
> code points, so that the assert reported in the bug can no longer
> happen.
>
> Even though the fix is applied to ibm1364.c, the change is only
> effective for the two HAS_COMBINED codecs for IBM1390, IBM1399.

Ok.

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
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