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p2putil: check length of client info description

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A length check was missing which could cause a out of bounds read.

Co-authored-by: Alex Radocea <alex@supernetworks.org>
This commit is contained in:
James Prestwood 2024-02-29 09:07:34 -08:00 committed by Denis Kenzior
parent d34b4e16e0
commit 83c032a583
1 changed files with 3 additions and 0 deletions
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src/p2putil.c
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@ -376,6 +376,9 @@ static bool extract_p2p_group_info(const uint8_t *attr, size_t len,
desc = l_new(struct p2p_client_info_descriptor, 1);
l_queue_push_tail(*out, desc);
if (desc_len < 24)
goto error;
memcpy(desc->device_addr, attr + 0, 6);
memcpy(desc->interface_addr, attr + 6, 6);
desc->device_caps = attr[12];