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Merge pull request #2696 from lucab/ups/rhel8-GHSA-gqf4-p3gv-g8vw

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sign/ed25519: Verify signatures are minimum length
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Luca Bruno 2022-08-19 13:38:25 +00:00 committed by GitHub
commit 988dfb30e9
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 3 additions and 0 deletions
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src/libostree/ostree-sign-ed25519.c
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@ -209,6 +209,9 @@ gboolean ostree_sign_ed25519_data_verify (OstreeSign *self,
g_autoptr (GVariant) child = g_variant_get_child_value (signatures, i);
g_autoptr (GBytes) signature = g_variant_get_data_as_bytes(child);
if (g_bytes_get_size (signature) != crypto_sign_BYTES)
return glnx_throw (error, "Invalid signature length of %" G_GSIZE_FORMAT " bytes, expected %" G_GSIZE_FORMAT, (gsize) g_bytes_get_size (signature), (gsize) crypto_sign_BYTES);
g_autofree char * hex = g_malloc0 (crypto_sign_PUBLICKEYBYTES*2 + 1);
g_debug("Read signature %d: %s", (gint)i, g_variant_print(child, TRUE));