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libssh: make atime and mtime cap the timestamp instead of wrap

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The libssh API uses a 32 bit type for datestamp, so instead of just
force-typecast it, make sure it gets capped at UINT_MAX if the value is
larger.

Reported-by: Joshua Rogers
Closes #18989
This commit is contained in:
Daniel Stenberg 2025-10-09 23:21:37 +02:00
parent 69efbcaa03
commit c049c37acd
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1 changed files with 3 additions and 0 deletions
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3
lib/vssh/libssh.c
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@ -1864,6 +1864,9 @@ static int myssh_in_SFTP_QUOTE_STAT(struct Curl_easy *data,
sshc->actualcode = CURLE_QUOTE_ERROR;
return SSH_NO_ERROR;
}
if(date > UINT_MAX)
/* because the liubssh API can't deal with a larger value */
date = UINT_MAX;
if(!strncmp(cmd, "atime", 5))
sshc->quote_attrs->atime = (uint32_t)date;
else /* mtime */