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UBUNTU 16.04 ELS: kernel released

November 30, 2021 - TuxCare PR Team

A new Ubuntu 16.04 kernel within ELS is now available for download from our production repository.



  • ELSCVE-1024: CVE-2021-40490: ext4: fix race writing to an inline_data file while its xattrs are changing
  • ELSCVE-1810: CVE-2020-36322: fuse: fix bad inode
  • ELSCVE-561: CVE-2021-33034: Bluetooth: verify AMP hci_chan before amp_destroy
  • ELSCVE-557: CVE-2021-29650: netfilter: x_tables: Use correct memory barriers.
  • ELSCVE-541: CVE-2021-28964: btrfs: fix race when cloning extent buffer during rewind of an old root
  • ELSCVE-505: CVE-2021-32399: bluetooth: eliminate the potential race condition when removing the HCI controller
  • ELSCVE-477: CVE-2021-31916: dm ioctl: fix out of bounds array access when no devices
  • ELSCVE-433: CVE-2021-33033: cipso,calipso: resolve a number of problems with the DOI refcounts
  • ELSCVE-533: CVE-2021-20292: drm/ttm/nouveau: don’t call tt destroy callback on alloc
  • ELSCVE-577: CVE-2021-3612: Input: joydev – prevent potential write out of bounds in ioctl
  • ELSCVE-489: CVE-2021-37576: KVM: PPC: Book3S: Fix H_RTAS rets buffer overflow
  • ELSCVE-707: CVE-2021-38160: virtio_console: Assure used length from device is limited
  • ELSCVE-545: CVE-2021-28972: PCI: rpadlpar: Fix potential drc_name corruption in store functions
  • ELSCVE-813: CVE-2020-25672: nfc: fix memory leak in llcp_sock_connect()
  • ELSCVE-826: CVE-2020-25671: nfc: fix refcount leak in llcp_sock_connect()
  • ELSCVE-827: CVE-2020-25670: nfc: fix refcount leak in llcp_sock_bind()
  • mac80211: fix use-after-free in CCMP/GCMP RX
  • mac80211: fix memory corruption in EAPOL handling
  • mac80211: drop multicast fragments
  • mac80211: extend protection against mixed key and fragment cache attacks
  • mac80211: do not accept/forward invalid EAPOL frames
  • mac80211: prevent attacks on TKIP/WEP as well
  • mac80211: check defrag PN against current frame
  • mac80211: add fragment cache to sta_info
  • mac80211: drop A-MSDUs on old ciphers
  • ELSCVE-836: CVE-2020-24587: CVE-2020-24586: mac80211: prevent mixed key and fragment cache attacks
  • ELSCVE-836: CVE-2020-26147: mac80211: assure all fragments are encrypted
  • ELSCVE-679: CVE-2021-3564: Bluetooth: fix the erroneous flush_work() order


apt-get update
apt-get install linux-image-unsigned-4.4.0-211-generic
apt-get install linux-image-unsigned-4.4.0-211-lowlatency


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