From: Tobias Geerinckx-Rice <me@tobias.gr>
Date: Thu, 28 Feb 2019 20:29:00 +0100
Subject: [PATCH] netpbm: Fix CVE-2017-2587.

Copied verbatim from Debian[0].

[0]: https://sources.debian.org/data/main/n/netpbm-free/2:10.78.05-0.1/debian/patches/netpbm-CVE-2017-2587.patch

---
diff -urNp old/converter/other/svgtopam.c new/converter/other/svgtopam.c
--- old/converter/other/svgtopam.c	2017-02-08 12:11:02.593690917 +0100
+++ new/converter/other/svgtopam.c	2017-02-08 13:49:38.319029371 +0100
@@ -771,12 +771,17 @@ createCanvas(unsigned int const width,
 
     MALLOCVAR_NOFAIL(canvasP);
 
-    canvasP->width  = width;
-    canvasP->height = height;
-    canvasP->pixels = ppm_allocarray(width, height);
-    canvasP->maxval = maxval;
+    if(canvasP != NULL){
+        canvasP->width  = width;
+        canvasP->height = height;
+        canvasP->pixels = ppm_allocarray(width, height);
+        canvasP->maxval = maxval;
+
+        *canvasPP = canvasP;
+    } else {
+       pm_error("can't allocate memory for canvas");
+    }
 
-    *canvasPP = canvasP;
 }
 
 
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<div class='path'>path: <a href='/guix/log/?id=bd19671f8a500f7bd5d17f8d08e4119a774acb46'>root</a>/<a href='/guix/log/gnu?id=bd19671f8a500f7bd5d17f8d08e4119a774acb46'>gnu</a>/<a href='/guix/log/gnu/packages?id=bd19671f8a500f7bd5d17f8d08e4119a774acb46'>packages</a>/<a href='/guix/log/gnu/packages/ccache.scm?id=bd19671f8a500f7bd5d17f8d08e4119a774acb46'>ccache.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/packages/ccache.scm?id=bd19671f8a500f7bd5d17f8d08e4119a774acb46&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2021-12-19 06:59:29 +0100'>2021-12-19</span></td><td><a href='/guix/commit/gnu/packages/ccache.scm?id=7c8dddb16f62af9d02c654232105795bbae173cb'>gnu: ccache: Gexp arguments.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ccache.scm (ccache)[arguments]: Rewrite as a keyword/gexp list.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2021-12-19 06:59:29 +0100'>2021-12-19</span></td><td><a href='/guix/commit/gnu/packages/ccache.scm?id=f2e0e576d98dda36d55c36f5de1e7940e223be38'>gnu: ccache: Update to 4.5.1.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ccache.scm (ccache): Update to 4.5.1.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2021-12-13 17:48:25 +0100'>2021-12-13</span></td><td><a href='/guix/commit/gnu/packages/ccache.scm?id=8394619baceb118df92e355377fd543bb1aa501a'>gnu: Simplify package inputs.</a><span class='msg-avail'>...<span class='msg-tooltip'>This commit was obtained by running:

  ./pre-inst-env guix style

without any additional argument.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-10-03 19:23:49 +0200'>2021-10-03</span></td><td><a href='/guix/commit/gnu/packages/ccache.scm?id=9b9c74eaa79cf69ab1b612e5ab02b93d93f2516c'>gnu: ccache: Update to 4.4.2.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ccache.scm (ccache): Update to 4.4.2.
[source]: Remove patch.
[arguments]: Substitute nonexistent compgen.
* gnu/packages/patches/ccache-fix-basedir-test.patch: Delete file.
* gnu/local.mk (dist_patch_DATA): Remove it.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2021-09-28 02:15:35 +0200'>2021-09-28</span></td><td><a href='/guix/commit/gnu/packages/ccache.scm?id=85d757b53d5ed0e796759373e67a2608766e70f7'>gnu: ccache: Update to 4.4.1.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ccache.scm (ccache): Update to 4.4.1.
[source]: Add patch.
[arguments]: Remove explicit #t return values from phases.
* gnu/packages/patches/ccache-fix-basedir-test.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2021-08-26 21:31:12 +0200'>2021-08-26</span></td><td><a href='/guix/commit/gnu/packages/ccache.scm?id=f3b9db9ca1f8096fb21ff097a7d600dc1c7af22b'>gnu: ccache: Update to 3.4.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ccache.scm: Update to 3.4.
</span></span></td><td>Sergei Trofimovich</td></tr>
<tr><td><span title='2021-05-13 00:32:20 +0200'>2021-05-13</span></td><td><a href='/guix/commit/gnu/packages/ccache.scm?id=c36ef82054bf88b0d48855a2b4c8eff8f4031913'>gnu: ccache: Update to 4.3.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ccache.scm (ccache): Update to 4.3.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>