Gecko [ v99win.today ]

Name	Size	Permission
CVE-2023-4806-pre1.patch	1.7 KB	-rw-r--r--
CVE-2023-4806-pre10.patch	5.45 KB	-rw-r--r--
CVE-2023-4806-pre11.patch	5.99 KB	-rw-r--r--
CVE-2023-4806-pre12.patch	1.31 KB	-rw-r--r--
CVE-2023-4806-pre2.patch	7.2 KB	-rw-r--r--
CVE-2023-4806-pre3.patch	2.93 KB	-rw-r--r--
CVE-2023-4806-pre4.patch	8.29 KB	-rw-r--r--
CVE-2023-4806-pre5.patch	31.86 KB	-rw-r--r--
CVE-2023-4806-pre6.patch	4.75 KB	-rw-r--r--
CVE-2023-4806-pre7.patch	9.25 KB	-rw-r--r--
CVE-2023-4806-pre8.patch	19.66 KB	-rw-r--r--
CVE-2023-4806-pre9.patch	5.16 KB	-rw-r--r--
CVE-2023-4806.patch	12.16 KB	-rw-r--r--
CVE-2023-4813.patch	25.4 KB	-rw-r--r--
CVE-2023-4911.patch	2 KB	-rw-r--r--
CVE-2023-5156.patch	3.19 KB	-rw-r--r--
CVE-2024-2961.patch	6.92 KB	-rw-r--r--
CVE-2025-0395.patch	2.16 KB	-rw-r--r--
CVE-2025-4802.patch	2.44 KB	-rw-r--r--
git-surplus-tls-accounting.dif...	40.23 KB	-rw-r--r--
local-asserth-decls.diff	1.13 KB	-rw-r--r--
local-bindresvport_blacklist.d...	3.31 KB	-rw-r--r--
local-bootstrap-headers.diff	3.17 KB	-rw-r--r--
local-disable-libnss-db.diff	478 B	-rw-r--r--
local-fhs-linux-paths.diff	1 KB	-rw-r--r--
local-fhs-nscd.diff	855 B	-rw-r--r--
local-ld-multiarch.diff	1.32 KB	-rw-r--r--
local-ldconfig-ignore-ld.so.di...	1.47 KB	-rw-r--r--
local-ldconfig-multiarch.diff	1.51 KB	-rw-r--r--
local-ldso-disable-hwcap.diff	3.71 KB	-rw-r--r--
local-nss-overflow.diff	1.93 KB	-rw-r--r--
local-nss-upgrade.diff	956 B	-rw-r--r--
local-revert-bz13979.diff	1.43 KB	-rw-r--r--
local-stubs_h.diff	432 B	-rw-r--r--
local-tcsetaddr.diff	2.83 KB	-rw-r--r--
local-test-install.diff	612 B	-rw-r--r--
submitted-bits-fcntl_h-at.diff	5.08 KB	-rw-r--r--
submitted-ld.so-cache-new-form...	2.27 KB	-rw-r--r--
submitted-missing-etc-hosts.di...	306 B	-rw-r--r--
submitted-nptl-invalid-td.patc...	883 B	-rw-r--r--
submitted-resolv-unaligned.dif...	3.04 KB	-rw-r--r--
unsubmitted-ldso-machine-misma...	444 B	-rw-r--r--

Code Editor : local-tcsetaddr.diff

# All lines beginning with `# DP:' are a description of the patch.
# DP: Description: tcsetattr sanity check on PARENB/CREAD/CSIZE for ptys
# DP: Related bugs: 218131
# DP: Author: Jeff Licquia <licquia@progeny.com>
# DP: Upstream status: [In CVS | Debian-Specific | Pending | Not submitted ]
# DP: Status Details: 
# DP: Date: 2003-10-29

---
 sysdeps/unix/sysv/linux/tcsetattr.c |   55 +++++++++++++++++++++++++++++++++++-
 1 file changed, 54 insertions(+), 1 deletion(-)

--- a/sysdeps/unix/sysv/linux/tcsetattr.c
+++ b/sysdeps/unix/sysv/linux/tcsetattr.c
@@ -44,7 +44,12 @@
 __tcsetattr (int fd, int optional_actions, const struct termios *termios_p)
 {
   struct __kernel_termios k_termios;
+  struct __kernel_termios k_termios_old;
   unsigned long int cmd;
+  int retval, old_retval;
+
+  /* Preserve the previous termios state if we can. */
+  old_retval = INLINE_SYSCALL (ioctl, 3, fd, TCGETS, &k_termios_old);
 
   switch (optional_actions)
     {
@@ -75,7 +80,55 @@
   memcpy (&k_termios.c_cc[0], &termios_p->c_cc[0],
 	  __KERNEL_NCCS * sizeof (cc_t));
 
-  return INLINE_SYSCALL (ioctl, 3, fd, cmd, &k_termios);
+  retval = INLINE_SYSCALL (ioctl, 3, fd, cmd, &k_termios);
+
+  /* The Linux kernel silently ignores the invalid c_cflag on pty.
+     We have to check it here, and return an error.  But if some other
+     setting was successfully changed, POSIX requires us to report
+     success. */
+  if ((retval == 0) && (old_retval == 0))
+    {
+      int save = errno;
+      retval = INLINE_SYSCALL (ioctl, 3, fd, TCGETS, &k_termios);
+      if (retval)
+	{
+	  /* We cannot verify if the setting is ok. We don't return
+	     an error (?). */
+	  __set_errno (save);
+	  retval = 0;
+	}
+      else if ((k_termios_old.c_oflag != k_termios.c_oflag) ||
+	       (k_termios_old.c_lflag != k_termios.c_lflag) ||
+	       (k_termios_old.c_line != k_termios.c_line) ||
+	       ((k_termios_old.c_iflag | IBAUD0) != (k_termios.c_iflag | IBAUD0)))
+	{
+	  /* Some other setting was successfully changed, which
+	     means we should not return an error. */
+	  __set_errno (save);
+	  retval = 0;
+	}
+      else if ((k_termios_old.c_cflag | (PARENB & CREAD & CSIZE)) !=
+	       (k_termios.c_cflag | (PARENB & CREAD & CSIZE)))
+	{
+	  /* Some other c_cflag setting was successfully changed, which
+	     means we should not return an error. */
+	  __set_errno (save);
+	  retval = 0;
+	}
+      else if ((termios_p->c_cflag & (PARENB | CREAD))
+			!= (k_termios.c_cflag & (PARENB | CREAD))
+	       || ((termios_p->c_cflag & CSIZE)
+		   && (termios_p->c_cflag & CSIZE)
+			!= (k_termios.c_cflag & CSIZE)))
+	{
+	  /* It looks like the Linux kernel silently changed the
+	     PARENB/CREAD/CSIZE bits in c_cflag. Report it as an
+	     error. */
+	  __set_errno (EINVAL);
+	  retval = -1;
+	}
+    }
+   return retval;
 }
 weak_alias (__tcsetattr, tcsetattr)
 libc_hidden_def (tcsetattr)

${this.title}

Code Editor : local-tcsetaddr.diff