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(parent: ca7aa69) | patch
Prevent overflow of octal escape sequences
authorPierre Le Marre <dev@wismill.eu>
Tue, 26 Sep 2023 15:05:14 +0000 (17:05 +0200)
committerWismill <dev@wismill.eu>
Tue, 26 Sep 2023 15:25:49 +0000 (17:25 +0200)
commit0038c866078a409b40d4d194f597768284d7ff32
treeeaf8708d75520aa0836bb81d44a524e8e0383102tree | snapshot
parentca7aa69cc0fb102cfa41edf4f9b5f1c68b2c49e5commit | diff
Prevent overflow of octal escape sequences

The octal parser accepts the range `\1..\777`. The result is cast to
`char` which will silently overflow.

This commit prevents overlow and will treat `\400..\777` as invalid
escape sequences.
src/scanner-utils.h diff | blob | history
test/compose.c diff | blob | history
test/data/keymaps/invalid-escape-sequence.xkb diff | blob | history
Domain: Graphics System / Input Management;