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f9e7e2db94
This commit adds a valid git patch header for each patch, so that additional information can be stored. This is in this case and 'CVE:' tag. This can be used by CVE scanner to find out if the patch fixes a CVE. Signed-off-by: Florian Eckert <fe@dev.tdt.de>
42 lines
1.4 KiB
Diff
42 lines
1.4 KiB
Diff
From eca24c7ddd296fe8dd112fd89fb288411e407379 Mon Sep 17 00:00:00 2001
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From: OpenWrt community <openwrt-devel@lists.openwrt.org>
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Date: Mon, 30 Oct 2023 14:46:57 +0100
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Subject: [PATCH] fix: out-of-bounds read or write and crash
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https://nvd.nist.gov/vuln/detail/CVE-2014-9636
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CVE: CVE-2014-9636
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---
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extract.c | 9 +++++++++
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1 file changed, 9 insertions(+)
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diff --git a/extract.c b/extract.c
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index ec31e60..d816603 100644
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--- a/extract.c
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+++ b/extract.c
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@@ -2228,6 +2228,7 @@ static int test_compr_eb(__G__ eb, eb_size, compr_offset, test_uc_ebdata)
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ulg eb_ucsize;
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uch *eb_ucptr;
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int r;
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+ ush eb_compr_method;
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if (compr_offset < 4) /* field is not compressed: */
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return PK_OK; /* do nothing and signal OK */
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@@ -2244,6 +2245,14 @@ static int test_compr_eb(__G__ eb, eb_size, compr_offset, test_uc_ebdata)
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((eb_ucsize > 0L) && (eb_size <= (compr_offset + EB_CMPRHEADLEN))))
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return IZ_EF_TRUNC; /* no/bad compressed data! */
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+ /* 2014-11-03 Michal Zalewski, SMS.
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+ * For STORE method, compressed and uncompressed sizes must agree.
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+ * http://www.info-zip.org/phpBB3/viewtopic.php?f=7&t=450
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+ */
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+ eb_compr_method = makeword( eb + (EB_HEADSIZE + compr_offset));
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+ if ((eb_compr_method == STORED) && (eb_size - compr_offset != eb_ucsize))
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+ return PK_ERR;
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+
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if (
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#ifdef INT_16BIT
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(((ulg)(extent)eb_ucsize) != eb_ucsize) ||
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--
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