diff options
Diffstat (limited to 'gnu/packages/patches/libconfuse-CVE-2022-40320.patch')
| -rw-r--r-- | gnu/packages/patches/libconfuse-CVE-2022-40320.patch | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/gnu/packages/patches/libconfuse-CVE-2022-40320.patch b/gnu/packages/patches/libconfuse-CVE-2022-40320.patch new file mode 100644 index 0000000000..5911f2d397 --- /dev/null +++ b/gnu/packages/patches/libconfuse-CVE-2022-40320.patch @@ -0,0 +1,38 @@ +[PATCH] Fix #163: unterminated username used with getpwnam() +Signed-off-by: Joachim Wiberg <troglobit@gmail.com> +--- + src/confuse.c | 10 ++++++---- + 1 file changed, 6 insertions(+), 4 deletions(-) + +diff --git a/src/confuse.c b/src/confuse.c +index ce4fca8..060fae2 100644 +--- a/src/confuse.c ++++ b/src/confuse.c +@@ -1863,18 +1863,20 @@ DLLIMPORT char *cfg_tilde_expand(const char *filename) + passwd = getpwuid(geteuid()); + file = filename + 1; + } else { +- /* ~user or ~user/path */ +- char *user; ++ char *user; /* ~user or ~user/path */ ++ size_t len; + + file = strchr(filename, '/'); + if (file == 0) + file = filename + strlen(filename); + +- user = malloc(file - filename); ++ len = file - filename - 1; ++ user = malloc(len + 1); + if (!user) + return NULL; + +- strncpy(user, filename + 1, file - filename - 1); ++ strncpy(user, &filename[1], len); ++ user[len] = 0; + passwd = getpwnam(user); + free(user); + } +-- +2.48.1 + |