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0b7f347638
It appears to be possible that the mctx->state_log field may be NULL, and the name of this function, clean_state_log_if_needed(), suggests that it should be checking that it is valid to be cleaned before assuming that it does. Fixes: CID 86720 Signed-off-by: Darren Kenny <darren.kenny@oracle.com> Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
13 lines
388 B
Diff
13 lines
388 B
Diff
--- a/lib/regexec.c 2020-10-21 14:25:35.310195912 +0000
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+++ b/lib/regexec.c 2020-11-05 10:55:09.621542984 +0000
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@@ -1692,6 +1692,9 @@
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{
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Idx top = mctx->state_log_top;
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+ if (mctx->state_log == NULL)
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+ return REG_NOERROR;
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+
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if ((next_state_log_idx >= mctx->input.bufs_len
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&& mctx->input.bufs_len < mctx->input.len)
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|| (next_state_log_idx >= mctx->input.valid_len
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