Ubuntu 22.04 LTS / 23.10 : Linux kernel vulnerabilities (USN-6819-1)

The remote Ubuntu 22.04 LTS / 23.10 host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6819-1 advisory. Alon Zahavi discovered that the NVMe-oF/TCP subsystem in the Linux kernel did not properly validate H2C PDU data, leading to a null pointer...

kernel: tty: tty_buffer: Fix the softlockup issue in flush_to_ldisc

In the Linux kernel, the following vulnerability has been resolved: tty: ttybuffer: Fix the softlockup issue in flushtoldisc When running ltp testcaseltp/testcases/kernel/pty/pty04.c with arm64, there is a soft lockup, which look like this one: Workqueue: eventsunbound flushtoldisc Call trace:...

kernel: tty: tty_buffer: Fix the softlockup issue in flush_to_ldisc

In the Linux kernel, the following vulnerability has been resolved: tty: ttybuffer: Fix the softlockup issue in flushtoldisc When running ltp testcaseltp/testcases/kernel/pty/pty04.c with arm64, there is a soft lockup, which look like this one: Workqueue: eventsunbound flushtoldisc Call trace:...

Moderate: kernel update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Marvin vulnerability side-channel leakage in the RSA decryption operation CVE-2023-6240 kernel: Information disclosure in vhost/vhost.c:vhostnewmsg CVE-2024-0340 kernel: untrusted VMM can...

RHEL 4 : coreutils (Unpatched Vulnerability)

The remote Redhat Enterprise Linux 4 host has one or more packages installed that are affected by multiple vulnerabilities that have been acknowledged by the vendor but will not be patched. - coreutils: tty hijacking possible in su via TIOCSTI ioctl CVE-2005-4890 - coreutils: race condition...

SUSE CVE-2024-36016

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: fix possible out-of-bounds in gsm0receive Assuming the following: - side A configures the ngsm in basic option mode - side B sends the header of a basic option mode frame with data length 1 - side A switches to advance...

DEBIAN-CVE-2024-36016

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: fix possible out-of-bounds in gsm0receive Assuming the following: - side A configures the ngsm in basic option mode - side B sends the header of a basic option mode frame with data length 1 - side A switches to advance...

CVE-2024-36016

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: fix possible out-of-bounds in gsm0receive Assuming the following: - side A configures the ngsm in basic option mode - side B sends the header of a basic option mode frame with data length 1 - side A switches to advance...

UBUNTU-CVE-2024-36016

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: fix possible out-of-bounds in gsm0receive Assuming the following: - side A configures the ngsm in basic option mode - side B sends the header of a basic option mode frame with data length 1 - side A switches to advance...

CVE-2024-36016

CVE-2024-36016 is a Linux kernel vulnerability affecting the tty n_gsm path (gsm0_receive, gsm1_receive). The advisory details a possible out-of-bounds write when switching between basic/advanced option modes and not resetting state, length, or MRU across reconfigurations. The fixed code changes ...

CVE-2024-36016: Out-of-bounds Read

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: fix possible out-of-bounds in gsm0receive Assuming the following: - side A configures the ngsm in basic option mode - side B sends the header of a basic option mode frame with data length 1 - side A switches to advance...

CVE-2023-52880

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: require CAPNETADMIN to attach NGSM0710 ldisc Any unprivileged user can attach NGSM0710 ldisc, but it requires CAPNETADMIN to create a GSM network anyway. Require initial namespace CAPNETADMIN to do that...

SUSE CVE-2021-47401

In the Linux kernel, the following vulnerability has been resolved: ipack: ipoctal: fix stack information leak The tty driver name is used also after registering the driver and must specifically not be allocated on the stack to avoid leaking information to user space or triggering an oops. Driver...

SUSE CVE-2021-47403

In the Linux kernel, the following vulnerability has been resolved: ipack: ipoctal: fix module reference leak A reference to the carrier module was taken on every open but was only released once when the final reference to the tty struct was dropped. Fix this by taking the module reference and...

SUSE CVE-2021-47383

In the Linux kernel, the following vulnerability has been resolved: tty: Fix out-of-bound vmalloc access in imageblit This issue happens when a userspace program does an ioctl FBIOPUTVSCREENINFO passing the fbvarscreeninfo struct containing only the fields xres, yres, and bitsperpixel with values...

CVE-2021-47527 serial: core: fix transmit-buffer reset and memleak

In the Linux kernel, the following vulnerability has been resolved: serial: core: fix transmit-buffer reset and memleak Commit 761ed4a94582 "tty: serialcore: convert uartclose to use ttyportclose" converted serial core to use ttyportclose but failed to notice that the transmit buffer still needs ...

SUSE CVE-2023-52789

In the Linux kernel, the following vulnerability has been resolved: tty: vcc: Add check for kstrdup in vccprobe Add check for the return value of kstrdup and return the error, if it fails in order to avoid NULL pointer dereference...

CVE-2023-52880: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: require CAPNETADMIN to attach NGSM0710 ldisc Any unprivileged user can attach NGSM0710 ldisc, but it requires CAPNETADMIN to create a GSM network anyway. Require initial namespace CAPNETADMIN to do that...

SUSE CVE-2021-47330

In the Linux kernel, the following vulnerability has been resolved: tty: serial: 8250: serialcs: Fix a memory leak in error handling path In the probe function, if the final 'serialconfig' fails, 'info' is leaking. Add a resource handling path to free this memory...

CVE-2023-52872

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: fix race condition in status line change on dead connections gsmcleanupmux cleans up the gsm by closing all DLCIs, stopping all timers, removing the virtual tty devices and clearing the data queues. This procedure,...