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- Reject algorithms with authsizes that are too short in authencesn.
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Merge tag 'v7.1-p3' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

Pull crypto fix from Herbert Xu:

 - Reject algorithms with authsizes that are too short in authencesn

* tag 'v7.1-p3' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
  crypto: authencesn - reject short ahash digests during instance creation
This commit is contained in:
Linus Torvalds 2026-05-02 12:31:43 -07:00
commit 66edb901bf
1 changed files with 5 additions and 0 deletions
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5
crypto/authencesn.c
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@ -390,6 +390,11 @@ static int crypto_authenc_esn_create(struct crypto_template *tmpl,
auth = crypto_spawn_ahash_alg(&ctx->auth);
auth_base = &auth->base;
if (auth->digestsize > 0 && auth->digestsize < 4) {
err = -EINVAL;
goto err_free_inst;
}
err = crypto_grab_skcipher(&ctx->enc, aead_crypto_instance(inst),
crypto_attr_alg_name(tb[2]), 0, mask);
if (err)