34 lines
1.4 KiB
Diff
34 lines
1.4 KiB
Diff
From 5660e68d651545b43e13a51b068e64022637a6c6 Mon Sep 17 00:00:00 2001
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From: Yu Watanabe <watanabe.yu+github@gmail.com>
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Date: Wed, 28 Sep 2022 18:09:29 +0900
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Subject: [PATCH] udev-builtin-net_id: fix potential buffer overflow
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Conflict:NA
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Reference:https://github.com/systemd/systemd-stable/commit/5660e68d651545b43e13a51b068e64022637a6c6
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---
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src/udev/udev-builtin-net_id.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/src/udev/udev-builtin-net_id.c b/src/udev/udev-builtin-net_id.c
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index 4936ba518a..d1f343573d 100644
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--- a/src/udev/udev-builtin-net_id.c
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+++ b/src/udev/udev-builtin-net_id.c
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@@ -948,11 +948,11 @@ static int names_usb(sd_device *dev, NetNames *names) {
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/* append USB config number, suppress the common config == 1 */
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if (!streq(config, "1"))
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- l = strpcpyl(&s, sizeof(names->usb_ports), "c", config, NULL);
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+ l = strpcpyl(&s, l, "c", config, NULL);
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/* append USB interface number, suppress the interface == 0 */
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if (!streq(interf, "0"))
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- l = strpcpyl(&s, sizeof(names->usb_ports), "i", interf, NULL);
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+ l = strpcpyl(&s, l, "i", interf, NULL);
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if (l == 0)
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return log_device_debug_errno(dev, SYNTHETIC_ERRNO(ENAMETOOLONG),
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"Generated USB name would be too long.");
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--
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2.39.1
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