or (B) the final order in a proceeding under section 2255. (2) A certificate of appealability may issue under paragraph (1) only if the applicant has made a substantial showing of the denial of a constitutional right. (3) The certificate of appealability under paragraph (1) shall indicate which specific issue or issues satisfy the showing required by paragraph (2). 2 . We decline to address whether a COA that fails to specify the issue or issues for appeal may nevertheless suffice to confer jurisdiction on this Court under 28 U.S.C. § 2253(c), or whether, in certain circumstances, we may address the merits of a petitioner’s claims despite their having been brought to the attention of the Court of Appeals by a defective COA. Cf. Soto v. United States, 185 F.3d 48, 52-53 (2d Cir.1999)
holding that under 28 usc  2253c1 certificate of appealability may issue only if the applicant has made a substantial showing of the denial of a constitutional right holding that appellate jurisdiction is limited to the issues contained in the certificate of appealability holding that summary judgment order that does not dispose of all claims between parties does not confer appellate jurisdiction because it is not a final decision under 28 usc  1291 holding that order denying relief under fedrcivp 60b in a habeas setting is the final order in a habeas corpus proceeding subject to the certificate of appealability requirement of 28 usc  2253c1a 2000 holding that a certificate of appealability issued without meeting the substantial showing of the denial of a constitutional right requirement nonetheless suffices to confer appellate jurisdiction quoting 28 usc  2253c2