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Merge pull request #4100 from d-otte/mbedtls-2.16

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Backport 2.16: wrong RSA_PRV_DER_MAX_BYTES for odd MBEDTLS_MPI_MAX_SIZE
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Janos Follath 2021-02-02 16:14:59 +00:00 • committed by GitHub
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ChangeLog.d/issue4093.txt Normal file
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Security
* Fix an errorneous estimation for an internal buffer in
mbedtls_pk_write_key_pem(). If MBEDTLS_MPI_MAX_SIZE is set to an odd
value the function might fail to write a private RSA keys of the largest
supported size.
Found by Daniel Otte, reported in #4093 and fixed in #4094,
backported in #4100.