34 lines
1.1 KiB
Diff
34 lines
1.1 KiB
Diff
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From 675410c3b3b1cf4523f02ab6e3128c39bd5d5101 Mon Sep 17 00:00:00 2001
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From: Seung-Woo Kim <sw0312.kim@samsung.com>
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Date: Tue, 13 Apr 2021 20:23:15 +0900
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Subject: [PATCH] libkmod: fix possible double free with wrong
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modules.builtin.modinfo
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Conflict:NA
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Reference:https://git.kernel.org/pub/scm/utils/kernel/kmod/kmod.git/commit/?id=675410c3b3b1cf4523f02ab6e3128c39bd5d5101
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Fix double free for *modinfo with non '\0' terminated wrong
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modules.builtin.modinfo, which is because EOF is minus value.
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Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
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---
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libkmod/libkmod-builtin.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/libkmod/libkmod-builtin.c b/libkmod/libkmod-builtin.c
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index a75a542..a002cb5 100644
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--- a/libkmod/libkmod-builtin.c
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+++ b/libkmod/libkmod-builtin.c
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@@ -313,7 +313,7 @@ ssize_t kmod_builtin_get_modinfo(struct kmod_ctx *ctx, const char *modname,
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while (offset < iter->next) {
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offset = get_string(iter, pos, &line, &linesz);
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if (offset <= 0) {
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- count = (offset) ? -errno : -EOF;
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+ count = (offset) ? -errno : -EINVAL;
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free(*modinfo);
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goto fail;
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}
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--
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2.23.0
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