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Code Issues Releases Wiki Activity

Fix NPE when validating broken signature

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This commit is contained in:
Paul Schaub 2022-03-07 14:56:56 +01:00
parent f1f7dec8b6
commit 3fe78ab12a
Signed by: vanitasvitae
GPG key ID: 62BEE9264BF17311
1 changed files with 4 additions and 0 deletions
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4
pgpainless-core/src/main/java/org/pgpainless/signature/subpackets/SignatureSubpacketsUtil.java
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@ -575,6 +575,10 @@ public final class SignatureSubpacketsUtil {
* @return last occurrence of the subpacket in the vector * @return last occurrence of the subpacket in the vector
*/ */
public static <P extends org.bouncycastle.bcpg.SignatureSubpacket> P getSignatureSubpacket(PGPSignatureSubpacketVector vector, SignatureSubpacket type) { public static <P extends org.bouncycastle.bcpg.SignatureSubpacket> P getSignatureSubpacket(PGPSignatureSubpacketVector vector, SignatureSubpacket type) {
if (vector == null) {
// Almost never happens, but may be caused by broken signatures.
return null;
}
org.bouncycastle.bcpg.SignatureSubpacket[] allPackets = vector.getSubpackets(type.getCode()); org.bouncycastle.bcpg.SignatureSubpacket[] allPackets = vector.getSubpackets(type.getCode());
if (allPackets.length == 0) { if (allPackets.length == 0) {
return null; return null;