pyrox.dev
dropbear: 2020.81 -> 2022.82
Fixes CVE-2021-36369
https://github.com/mkj/dropbear/releases/tag/DROPBEAR_2022.82
+2
-2
pkgs/tools/networking/dropbear/default.nix
+2
-2
pkgs/tools/networking/dropbear/default.nix
···
16
17
stdenv.mkDerivation rec {
18
pname = "dropbear";
19
-
version = "2020.81";
20
21
src = fetchurl {
22
url = "https://matt.ucc.asn.au/dropbear/releases/dropbear-${version}.tar.bz2";
23
-
sha256 = "0fy5ma4cfc2pk25mcccc67b2mf1rnb2c06ilb7ddnxbpnc85s8s8";
24
};
25
26
dontDisableStatic = enableStatic;
···
16
17
stdenv.mkDerivation rec {
18
pname = "dropbear";
19
+
version = "2022.82";
20
21
src = fetchurl {
22
url = "https://matt.ucc.asn.au/dropbear/releases/dropbear-${version}.tar.bz2";
23
+
sha256 = "sha256-OgONK7wCvyi73SDAEgkfdBo+xcvkYGkYEdcUh2qtddE=";
24
};
25
26
dontDisableStatic = enableStatic;
+19
-16
pkgs/tools/networking/dropbear/pass-path.patch
+19
-16
pkgs/tools/networking/dropbear/pass-path.patch
···
1
diff --git a/svr-chansession.c b/svr-chansession.c
2
-
index e44299e..7ef750a 100644
3
--- a/svr-chansession.c
4
+++ b/svr-chansession.c
5
-
@@ -893,6 +893,8 @@ static void addchildpid(struct ChanSess *chansess, pid_t pid) {
6
-
static void execchild(void *user_data) {
7
-
struct ChanSess *chansess = user_data;
8
char *usershell = NULL;
9
-
+ const char *path = DEFAULT_PATH;
10
+ const char *ldpath = NULL;
11
-
12
-
/* with uClinux we'll have vfork()ed, so don't want to overwrite the
13
-
* hostkey. can't think of a workaround to clear it */
14
-
@@ -905,6 +907,10 @@ static void execchild(void *user_data) {
15
seedrandom();
16
#endif
17
18
-
+ if (getenv("PATH"))
19
+ path = getenv("PATH");
20
+ ldpath = getenv("LD_LIBRARY_PATH");
21
+
22
-
/* clear environment */
23
/* if we're debugging using valgrind etc, we need to keep the LD_PRELOAD
24
* etc. This is hazardous, so should only be used for debugging. */
25
-
@@ -948,7 +954,10 @@ static void execchild(void *user_data) {
26
addnewvar("LOGNAME", ses.authstate.pw_name);
27
addnewvar("HOME", ses.authstate.pw_dir);
28
addnewvar("SHELL", get_user_shell());
29
-
- addnewvar("PATH", DEFAULT_PATH);
30
+ addnewvar("PATH", path);
31
+ if (ldpath != NULL) {
32
+ addnewvar("LD_LIBRARY_PATH", ldpath);
33
-
+ }
34
-
if (chansess->term != NULL) {
35
-
addnewvar("TERM", chansess->term);
36
}
···
1
diff --git a/svr-chansession.c b/svr-chansession.c
2
+
index 9ae2e60..2db7598 100644
3
--- a/svr-chansession.c
4
+++ b/svr-chansession.c
5
+
@@ -948,6 +948,8 @@ static void addchildpid(struct ChanSess *chansess, pid_t pid) {
6
+
static void execchild(const void *user_data) {
7
+
const struct ChanSess *chansess = user_data;
8
char *usershell = NULL;
9
+
+ const char *path = (getuid() == 0) ? DEFAULT_ROOT_PATH : DEFAULT_PATH;
10
+ const char *ldpath = NULL;
11
+
char *cp = NULL;
12
+
char *envcp = getenv("LANG");
13
+
if (envcp != NULL) {
14
+
@@ -965,6 +967,11 @@ static void execchild(const void *user_data) {
15
seedrandom();
16
#endif
17
18
+
+ if (getenv("PATH")) {
19
+ path = getenv("PATH");
20
+
+ }
21
+ ldpath = getenv("LD_LIBRARY_PATH");
22
+
23
+
/* clear environment if -e was not set */
24
/* if we're debugging using valgrind etc, we need to keep the LD_PRELOAD
25
* etc. This is hazardous, so should only be used for debugging. */
26
+
@@ -1012,10 +1019,9 @@ static void execchild(const void *user_data) {
27
addnewvar("LOGNAME", ses.authstate.pw_name);
28
addnewvar("HOME", ses.authstate.pw_dir);
29
addnewvar("SHELL", get_user_shell());
30
+
- if (getuid() == 0) {
31
+
- addnewvar("PATH", DEFAULT_ROOT_PATH);
32
+
- } else {
33
+
- addnewvar("PATH", DEFAULT_PATH);
34
+ addnewvar("PATH", path);
35
+ if (ldpath != NULL) {
36
+ addnewvar("LD_LIBRARY_PATH", ldpath);
37
}
38
+
if (cp != NULL) {
39
+
addnewvar("LANG", cp);