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fix Read from pointer after free

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This commit is contained in:
merlokk
2022-02-05 13:51:36 +02:00
parent 2b0d75db9f
commit bec606b264
1 changed files with 8 additions and 3 deletions
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11
client/src/cmdhfcipurse.c
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@@ -210,7 +210,9 @@ static int CLIParseCommandParametersEx(CLIParserContext *ctx, size_t keyid, size
*useaid = false;
if (aidid && aid && aidlen) {
hdatalen = sizeof(hdata);
CLIGetHexWithReturn(ctx, aidid, hdata, &hdatalen);
if (CLIParamHexToBuf(arg_get_str(ctx, aidid), hdata, hdatalen, &hdatalen))
return PM3_ESOFT;
if (hdatalen && (hdatalen < 1 || hdatalen > 16)) {
PrintAndLogEx(ERR, _RED_("ERROR:") " application id length must be 1-16 bytes only");
return PM3_EINVARG;
@@ -232,7 +234,9 @@ static int CLIParseCommandParametersEx(CLIParserContext *ctx, size_t keyid, size
*usefid = false;
if (fidid && fid) {
hdatalen = sizeof(hdata);
CLIGetHexWithReturn(ctx, fidid, hdata, &hdatalen);
if (CLIParamHexToBuf(arg_get_str(ctx, fidid), hdata, hdatalen, &hdatalen))
return PM3_ESOFT;
if (hdatalen && hdatalen != 2) {
PrintAndLogEx(ERR, _RED_("ERROR:") " file id length must be 2 bytes only");
return PM3_EINVARG;
@@ -250,7 +254,8 @@ static int CLIParseCommandParametersEx(CLIParserContext *ctx, size_t keyid, size
*usechfid = false;
if (chfidid && chfid) {
hdatalen = sizeof(hdata);
CLIGetHexWithReturn(ctx, chfidid, hdata, &hdatalen);
if (CLIParamHexToBuf(arg_get_str(ctx, chfidid), hdata, hdatalen, &hdatalen))
return PM3_ESOFT;
if (hdatalen && hdatalen != 2) {
PrintAndLogEx(ERR, _RED_("ERROR:") " child file id length must be 2 bytes only");
return PM3_EINVARG;