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-rw-r--r--gnu/packages/patches/polkit-CVE-2021-4034.patch82
1 files changed, 0 insertions, 82 deletions
diff --git a/gnu/packages/patches/polkit-CVE-2021-4034.patch b/gnu/packages/patches/polkit-CVE-2021-4034.patch
deleted file mode 100644
index ca766cb3be..0000000000
--- a/gnu/packages/patches/polkit-CVE-2021-4034.patch
+++ /dev/null
@@ -1,82 +0,0 @@
-Fixes CVE-2021-4034, local privilege escalation with 'pkexec':
-
- https://www.openwall.com/lists/oss-security/2022/01/25/11
-
-Patch from <https://gitlab.freedesktop.org/polkit/polkit/-/commit/a2bf5c9c83b6ae46cbd5c779d3055bff81ded683>.
-
-From a2bf5c9c83b6ae46cbd5c779d3055bff81ded683 Mon Sep 17 00:00:00 2001
-From: Jan Rybar <jrybar@redhat.com>
-Date: Tue, 25 Jan 2022 17:21:46 +0000
-Subject: [PATCH] pkexec: local privilege escalation (CVE-2021-4034)
-
----
- src/programs/pkcheck.c | 5 +++++
- src/programs/pkexec.c | 23 ++++++++++++++++++++---
- 2 files changed, 25 insertions(+), 3 deletions(-)
-
-diff --git a/src/programs/pkcheck.c b/src/programs/pkcheck.c
-index f1bb4e1..768525c 100644
---- a/src/programs/pkcheck.c
-+++ b/src/programs/pkcheck.c
-@@ -363,6 +363,11 @@ main (int argc, char *argv[])
- local_agent_handle = NULL;
- ret = 126;
-
-+ if (argc < 1)
-+ {
-+ exit(126);
-+ }
-+
- /* Disable remote file access from GIO. */
- setenv ("GIO_USE_VFS", "local", 1);
-
-diff --git a/src/programs/pkexec.c b/src/programs/pkexec.c
-index 7698c5c..84e5ef6 100644
---- a/src/programs/pkexec.c
-+++ b/src/programs/pkexec.c
-@@ -488,6 +488,15 @@ main (int argc, char *argv[])
- pid_t pid_of_caller;
- gpointer local_agent_handle;
-
-+
-+ /*
-+ * If 'pkexec' is called THIS wrong, someone's probably evil-doing. Don't be nice, just bail out.
-+ */
-+ if (argc<1)
-+ {
-+ exit(127);
-+ }
-+
- ret = 127;
- authority = NULL;
- subject = NULL;
-@@ -614,10 +623,10 @@ main (int argc, char *argv[])
-
- path = g_strdup (pwstruct.pw_shell);
- if (!path)
-- {
-+ {
- g_printerr ("No shell configured or error retrieving pw_shell\n");
- goto out;
-- }
-+ }
- /* If you change this, be sure to change the if (!command_line)
- case below too */
- command_line = g_strdup (path);
-@@ -636,7 +645,15 @@ main (int argc, char *argv[])
- goto out;
- }
- g_free (path);
-- argv[n] = path = s;
-+ path = s;
-+
-+ /* argc<2 and pkexec runs just shell, argv is guaranteed to be null-terminated.
-+ * /-less shell shouldn't happen, but let's be defensive and don't write to null-termination
-+ */
-+ if (argv[n] != NULL)
-+ {
-+ argv[n] = path;
-+ }
- }
- if (access (path, F_OK) != 0)
- {