40 lines
1.2 KiB
Diff
40 lines
1.2 KiB
Diff
From ec80a9196e2aedfd617d05964725f113000a41ea Mon Sep 17 00:00:00 2001
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From: Brad House <brad@brad-house.com>
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Date: Thu, 22 Feb 2024 16:23:33 -0500
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Subject: [PATCH] Address CVE-2024-25629
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Original commit title: Merge pull request from GHSA-mg26-v6qh-x48q
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Signed-off-by: Jan Staněk <jstanek@redhat.com>
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Fixes: CVE-2024-25629
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Signed-off-by: rpm-build <rpm-build>
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---
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deps/cares/src/lib/ares__read_line.c | 8 ++++++++
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1 file changed, 8 insertions(+)
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diff --git a/deps/cares/src/lib/ares__read_line.c b/deps/cares/src/lib/ares__read_line.c
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index c62ad2a..16627e4 100644
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--- a/deps/cares/src/lib/ares__read_line.c
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+++ b/deps/cares/src/lib/ares__read_line.c
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@@ -49,6 +49,14 @@ int ares__read_line(FILE *fp, char **buf, size_t *bufsize)
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if (!fgets(*buf + offset, bytestoread, fp))
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return (offset != 0) ? 0 : (ferror(fp)) ? ARES_EFILE : ARES_EOF;
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len = offset + strlen(*buf + offset);
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+
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+ /* Probably means there was an embedded NULL as the first character in
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+ * the line, throw away line */
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+ if (len == 0) {
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+ offset = 0;
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+ continue;
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+ }
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+
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if ((*buf)[len - 1] == '\n')
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{
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(*buf)[len - 1] = 0;
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--
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2.44.0
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