32 lines
974 B
Diff
32 lines
974 B
Diff
From 55a27027d5f024a0ecc2c23c81ed99de6192c9f3 Mon Sep 17 00:00:00 2001
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From: Daniel Stenberg <daniel@haxx.se>
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Date: Fri, 3 May 2019 22:20:37 +0200
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Subject: [PATCH] tftp: use the current blksize for recvfrom()
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bug: https://curl.haxx.se/docs/CVE-2019-5436.html
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Reported-by: l00p3r on hackerone
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CVE-2019-5436
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Upstream-commit: 2576003415625d7b5f0e390902f8097830b82275
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Signed-off-by: Kamil Dudka <kdudka@redhat.com>
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---
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lib/tftp.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/lib/tftp.c b/lib/tftp.c
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index 269b3cd..4f2a131 100644
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--- a/lib/tftp.c
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+++ b/lib/tftp.c
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@@ -1005,7 +1005,7 @@ static CURLcode tftp_connect(struct connectdata *conn, bool *done)
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state->sockfd = state->conn->sock[FIRSTSOCKET];
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state->state = TFTP_STATE_START;
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state->error = TFTP_ERR_NONE;
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- state->blksize = TFTP_BLKSIZE_DEFAULT;
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+ state->blksize = blksize;
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state->requested_blksize = blksize;
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((struct sockaddr *)&state->local_addr)->sa_family =
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--
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2.20.1
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