~ruther/guix-local

a3d9af5eb11cb4b85d011cea3c0da4a1a5aede2f — Tobias Geerinckx-Rice 5 years ago 9dea3f1
gnu: Remove dead cups-CVE-2020-10001.patch.

* gnu/packages/patches/cups-CVE-2020-10001.patch: Delete file.
* gnu/local.mk (dist_patch_DATA): Remove it.
2 files changed, 0 insertions(+), 48 deletions(-)

M gnu/local.mk
D gnu/packages/patches/cups-CVE-2020-10001.patch
M gnu/local.mk => gnu/local.mk +0 -1
@@ 934,7 934,6 @@ dist_patch_DATA =						\
  %D%/packages/patches/crda-optional-gcrypt.patch		\
  %D%/packages/patches/clucene-contribs-lib.patch               \
  %D%/packages/patches/cube-nocheck.patch			\
  %D%/packages/patches/cups-CVE-2020-10001.patch		\
  %D%/packages/patches/curl-use-ssl-cert-env.patch		\
  %D%/packages/patches/curl-7.77-tls-priority-string.patch	\
  %D%/packages/patches/cursynth-wave-rand.patch			\

D gnu/packages/patches/cups-CVE-2020-10001.patch => gnu/packages/patches/cups-CVE-2020-10001.patch +0 -47
@@ 1,47 0,0 @@
From efbea1742bd30f842fbbfb87a473e5c84f4162f9 Mon Sep 17 00:00:00 2001
From: Michael R Sweet <msweet@msweet.org>
Date: Mon, 1 Feb 2021 15:02:32 -0500
Subject: [PATCH] Fix a buffer (read) overflow in ippReadIO (CVE-2020-10001)

---

diff --git a/cups/ipp.c b/cups/ipp.c
index 3d529346c..adbb26fba 100644
--- a/cups/ipp.c
+++ b/cups/ipp.c
@@ -2866,7 +2866,8 @@ ippReadIO(void       *src,		/* I - Data source */
   unsigned char		*buffer,	/* Data buffer */
 			string[IPP_MAX_TEXT],
 					/* Small string buffer */
-			*bufptr;	/* Pointer into buffer */
+			*bufptr,	/* Pointer into buffer */
+			*bufend;	/* End of buffer */
   ipp_attribute_t	*attr;		/* Current attribute */
   ipp_tag_t		tag;		/* Current tag */
   ipp_tag_t		value_tag;	/* Current value tag */
@@ -3441,6 +3442,7 @@ ippReadIO(void       *src,		/* I - Data source */
 		}
 
                 bufptr = buffer;
+                bufend = buffer + n;
 
 	       /*
 	        * text-with-language and name-with-language are composite
@@ -3454,7 +3456,7 @@ ippReadIO(void       *src,		/* I - Data source */
 
 		n = (bufptr[0] << 8) | bufptr[1];
 
-		if ((bufptr + 2 + n) >= (buffer + IPP_BUF_SIZE) || n >= (int)sizeof(string))
+		if ((bufptr + 2 + n + 2) > bufend || n >= (int)sizeof(string))
 		{
 		  _cupsSetError(IPP_STATUS_ERROR_INTERNAL,
 		                _("IPP language length overflows value."), 1);
@@ -3481,7 +3483,7 @@ ippReadIO(void       *src,		/* I - Data source */
                 bufptr += 2 + n;
 		n = (bufptr[0] << 8) | bufptr[1];
 
-		if ((bufptr + 2 + n) >= (buffer + IPP_BUF_SIZE))
+		if ((bufptr + 2 + n) > bufend)
 		{
 		  _cupsSetError(IPP_STATUS_ERROR_INTERNAL,
 		                _("IPP string length overflows value."), 1);