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mirror of https://github.com/systemd/systemd-stable.git synced 2025-03-08 20:58:20 +03:00
Kevin Backhouse 37ca78a35c ask-password-api: fix error handling on invalid unicode character
The integer overflow happens when utf8_encoded_valid_unichar() returns an error
code. The error code is a negative number: -22. This overflows when it is
assigned to `z` (type `size_t`). This can cause an infinite loop if the value
of `q` is 22 or larger.

To reproduce the bug, you need to run `systemd-ask-password` and enter an
invalid unicode character, followed by a backspace character.

GHSL-2021-052
2021-03-12 18:25:58 +01:00
2021-03-11 14:43:16 +01:00
2021-03-08 14:27:48 +01:00
2021-03-09 14:14:33 +01:00
2021-03-08 14:27:48 +01:00
2019-04-12 08:30:31 +02:00
2019-04-12 08:30:31 +02:00
2021-01-21 20:08:44 +01:00
2021-03-10 22:38:28 +01:00

Systemd

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