[ubuntu/focal-updates] linux-gcp_5.4.0-1042.45_amd64.tar.gz - (Accepted)

[Marcelo Henrique Cerri]

linux-gcp (5.4.0-1042.45) focal; urgency=medium

  [ Ubuntu: 5.4.0-72.80 ]

  * overlayfs calls vfs_setxattr without cap_convert_nscap
    - vfs: move cap_convert_nscap() call into vfs_setxattr()
  * CVE-2021-3492
    - SAUCE: shiftfs: free allocated memory in shiftfs_btrfs_ioctl_fd_replace()
      error paths
    - SAUCE: shiftfs: handle copy_to_user() return values correctly
  * CVE-2021-29154
    - SAUCE: bpf, x86: Validate computation of branch displacements for x86-64
    - SAUCE: bpf, x86: Validate computation of branch displacements for x86-32

Date: Mon, 12 Apr 2021 22:10:54 -0300
Changed-By: Marcelo Henrique Cerri <marcelo.cerri at canonical.com>
Maintainer: Launchpad Build Daemon <buildd at lcy01-amd64-029.buildd>

-------------- next part --------------
Format: 1.8
Date: Mon, 12 Apr 2021 22:10:54 -0300
Source: linux-gcp
Binary: linux-buildinfo-5.4.0-1042-gcp linux-gcp-headers-5.4.0-1042 linux-gcp-tools-5.4.0-1042 linux-headers-5.4.0-1042-gcp linux-image-unsigned-5.4.0-1042-gcp linux-modules-5.4.0-1042-gcp linux-modules-extra-5.4.0-1042-gcp linux-tools-5.4.0-1042-gcp
Architecture: amd64 amd64_translations
Version: 5.4.0-1042.45
Distribution: focal
Urgency: medium
Maintainer: Launchpad Build Daemon <buildd at lcy01-amd64-029.buildd>
Changed-By: Marcelo Henrique Cerri <marcelo.cerri at canonical.com>
Description:
 linux-buildinfo-5.4.0-1042-gcp - Linux kernel buildinfo for version 5.4.0 on 64 bit x86 SMP
 linux-gcp-headers-5.4.0-1042 - Header files related to Linux kernel version 5.4.0
 linux-gcp-tools-5.4.0-1042 - Linux kernel version specific tools for version 5.4.0-1042
 linux-headers-5.4.0-1042-gcp - Linux kernel headers for version 5.4.0 on 64 bit x86 SMP
 linux-image-unsigned-5.4.0-1042-gcp - Linux kernel image for version 5.4.0 on 64 bit x86 SMP
 linux-modules-5.4.0-1042-gcp - Linux kernel extra modules for version 5.4.0 on 64 bit x86 SMP
 linux-modules-extra-5.4.0-1042-gcp - Linux kernel extra modules for version 5.4.0 on 64 bit x86 SMP
 linux-tools-5.4.0-1042-gcp - Linux kernel version specific tools for version 5.4.0-1042
Changes:
 linux-gcp (5.4.0-1042.45) focal; urgency=medium
 .
   [ Ubuntu: 5.4.0-72.80 ]
 .
   * overlayfs calls vfs_setxattr without cap_convert_nscap
     - vfs: move cap_convert_nscap() call into vfs_setxattr()
   * CVE-2021-3492
     - SAUCE: shiftfs: free allocated memory in shiftfs_btrfs_ioctl_fd_replace()
       error paths
     - SAUCE: shiftfs: handle copy_to_user() return values correctly
   * CVE-2021-29154
     - SAUCE: bpf, x86: Validate computation of branch displacements for x86-64
     - SAUCE: bpf, x86: Validate computation of branch displacements for x86-32
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