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-rw-r--r--meta/recipes-support/libksba/libksba/0001-Fix-an-integer-overflow-in-the-CRL-signature-parser.patch72
1 files changed, 0 insertions, 72 deletions
diff --git a/meta/recipes-support/libksba/libksba/0001-Fix-an-integer-overflow-in-the-CRL-signature-parser.patch b/meta/recipes-support/libksba/libksba/0001-Fix-an-integer-overflow-in-the-CRL-signature-parser.patch
deleted file mode 100644
index 8c0080d56b..0000000000
--- a/meta/recipes-support/libksba/libksba/0001-Fix-an-integer-overflow-in-the-CRL-signature-parser.patch
+++ /dev/null
@@ -1,72 +0,0 @@
-From f61a5ea4e0f6a80fd4b28ef0174bee77793cf070 Mon Sep 17 00:00:00 2001
-From: Werner Koch <wk@gnupg.org>
-Date: Tue, 22 Nov 2022 16:36:46 +0100
-Subject: [PATCH] Fix an integer overflow in the CRL signature parser.
-
-* src/crl.c (parse_signature): N+N2 now checked for overflow.
-
-* src/ocsp.c (parse_response_extensions): Do not accept too large
-values.
-(parse_single_extensions): Ditto.
---
-
-The second patch is an extra safegourd not related to the reported
-bug.
-
-CVE: CVE-2022-47629
-
-Upstream-Status: Backport [https://git.gnupg.org/cgi-bin/gitweb.cgi?p=libksba.git;a=commit;h=f61a5ea4e0f6a80fd4b28ef0174bee77793cf070]
-
-GnuPG-bug-id: 6284
-Reported-by: Joseph Surin, elttam
----
- src/crl.c | 2 +-
- src/ocsp.c | 12 ++++++++++++
- 2 files changed, 13 insertions(+), 1 deletion(-)
-
-diff --git a/src/crl.c b/src/crl.c
-index 9f71c85..2e6ca29 100644
---- a/src/crl.c
-+++ b/src/crl.c
-@@ -1349,7 +1349,7 @@ parse_signature (ksba_crl_t crl)
- && !ti.is_constructed) )
- return gpg_error (GPG_ERR_INV_CRL_OBJ);
- n2 = ti.nhdr + ti.length;
-- if (n + n2 >= DIM(tmpbuf))
-+ if (n + n2 >= DIM(tmpbuf) || (n + n2) < n)
- return gpg_error (GPG_ERR_TOO_LARGE);
- memcpy (tmpbuf+n, ti.buf, ti.nhdr);
- err = read_buffer (crl->reader, tmpbuf+n+ti.nhdr, ti.length);
-diff --git a/src/ocsp.c b/src/ocsp.c
-index d4cba04..657d15f 100644
---- a/src/ocsp.c
-+++ b/src/ocsp.c
-@@ -721,6 +721,12 @@ parse_response_extensions (ksba_ocsp_t ocsp,
- || memcmp (ocsp->nonce, data, ti.length))
- ocsp->bad_nonce = 1;
- }
-+ if (ti.length > (1<<24))
-+ {
-+ /* Bail out on much too large objects. */
-+ err = gpg_error (GPG_ERR_BAD_BER);
-+ goto leave;
-+ }
- ex = xtrymalloc (sizeof *ex + strlen (oid) + ti.length);
- if (!ex)
- {
-@@ -788,6 +794,12 @@ parse_single_extensions (struct ocsp_reqitem_s *ri,
- err = parse_octet_string (&data, &datalen, &ti);
- if (err)
- goto leave;
-+ if (ti.length > (1<<24))
-+ {
-+ /* Bail out on much too large objects. */
-+ err = gpg_error (GPG_ERR_BAD_BER);
-+ goto leave;
-+ }
- ex = xtrymalloc (sizeof *ex + strlen (oid) + ti.length);
- if (!ex)
- {
---
-2.32.0
-