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fix: tls13: don't use stale suites pointers in CheckPreSharedKeys

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This commit is contained in:
Marco Oliverio
2023-09-07 12:42:25 +00:00
parent 369db531d2
commit c70b3f297e
1 changed files with 3 additions and 2 deletions
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5
src/tls13.c
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@ -6064,7 +6064,7 @@ static int CheckPreSharedKeys(WOLFSSL* ssl, const byte* input, word32 helloSz,
int first = 0; int first = 0;
#ifndef WOLFSSL_PSK_ONE_ID #ifndef WOLFSSL_PSK_ONE_ID
int i; int i;
const Suites* suites = WOLFSSL_SUITES(ssl); const Suites* suites;
#else #else
byte suite[2]; byte suite[2];
#endif #endif
@ -6102,7 +6102,8 @@ static int CheckPreSharedKeys(WOLFSSL* ssl, const byte* input, word32 helloSz,
/* Refine list for PSK processing. */ /* Refine list for PSK processing. */
RefineSuites(ssl, clSuites); RefineSuites(ssl, clSuites);
/* set after refineSuites, to avoid taking a stale ptr to ctx->Suites */
suites = WOLFSSL_SUITES(ssl);
#ifndef WOLFSSL_PSK_ONE_ID #ifndef WOLFSSL_PSK_ONE_ID
if (usingPSK == NULL) if (usingPSK == NULL)
return BAD_FUNC_ARG; return BAD_FUNC_ARG;