[Bug 1911440] Re: Build using distro minilzo

Dimitri John Ledkov 1911440 at bugs.launchpad.net
Wed Jan 13 14:50:01 UTC 2021


** Description changed:

- Build using distro minilzo
+ [Impact]
+ 
+  * grub2 builds freestanding libc-less minilzo library to be used by the bootloader code.
+  * It has a vendorized copy of it, whilst the distribution has newer copies of it.
+  * Specifically distribution build has FTBFS fixes for new compiler and CVE fixes, specifically https://ubuntu.com/security/cve-2014-4607
+ 
+ CVE-2014-4607
+ 
+  * Building grub with minilzo from the archive seems to be the best way
+ to keep minilzo up to date and secure
+ 
+ [Test Case]
+ 
+  * Check that grub can open lzo compressed files in the command line
+ prompt, for example by having /boot on btrfs filesystem with
+ compress=lzo option.
+ 
+ [Where problems could occur]
+ 
+  * Changes limited to lzo compression, so for example grub may fail to
+ mount / read data off btrfs filesystem with compress=lzo

** Also affects: grub2 (Ubuntu Groovy)
   Importance: Undecided
       Status: New

** Also affects: grub2 (Ubuntu Hirsute)
   Importance: Undecided
       Status: New

** Also affects: grub2 (Ubuntu Focal)
   Importance: Undecided
       Status: New

** Description changed:

  [Impact]
  
-  * grub2 builds freestanding libc-less minilzo library to be used by the bootloader code.
-  * It has a vendorized copy of it, whilst the distribution has newer copies of it.
-  * Specifically distribution build has FTBFS fixes for new compiler and CVE fixes, specifically https://ubuntu.com/security/cve-2014-4607
+  * grub2 builds freestanding libc-less minilzo library to be used by the bootloader code.
+  * It has a vendorized copy of it, whilst the distribution has newer copies of it.
+  * Specifically distribution build has FTBFS fixes for new compiler and CVE fixes, specifically https://ubuntu.com/security/cve-2014-4607
  
  CVE-2014-4607
  
-  * Building grub with minilzo from the archive seems to be the best way
+  * Building grub with minilzo from the archive seems to be the best way
  to keep minilzo up to date and secure
  
  [Test Case]
  
-  * Check that grub can open lzo compressed files in the command line
+  * Check that grub can open lzo compressed files in the command line
  prompt, for example by having /boot on btrfs filesystem with
  compress=lzo option.
  
  [Where problems could occur]
  
-  * Changes limited to lzo compression, so for example grub may fail to
+  * Changes limited to lzo compression, so for example grub may fail to
  mount / read data off btrfs filesystem with compress=lzo
+ 
+ [Other Info]
+ 
+ Fixed in:
+ 
+ hirsute grub2 2.04-1ubuntu37
+ hirsute grub2-signed 1.157

** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2014-4607

** Changed in: grub2 (Ubuntu Hirsute)
       Status: New => Fix Released

** Also affects: grub2-signed (Ubuntu)
   Importance: Undecided
       Status: New

** Changed in: grub2-signed (Ubuntu Hirsute)
       Status: New => Fix Released

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https://bugs.launchpad.net/bugs/1911440

Title:
  Build using distro minilzo

Status in grub2 package in Ubuntu:
  Fix Released
Status in grub2-signed package in Ubuntu:
  Fix Released
Status in grub2 source package in Focal:
  New
Status in grub2-signed source package in Focal:
  New
Status in grub2 source package in Groovy:
  New
Status in grub2-signed source package in Groovy:
  New
Status in grub2 source package in Hirsute:
  Fix Released
Status in grub2-signed source package in Hirsute:
  Fix Released

Bug description:
  [Impact]

   * grub2 builds freestanding libc-less minilzo library to be used by the bootloader code.
   * It has a vendorized copy of it, whilst the distribution has newer copies of it.
   * Specifically distribution build has FTBFS fixes for new compiler and CVE fixes, specifically https://ubuntu.com/security/cve-2014-4607

  CVE-2014-4607

   * Building grub with minilzo from the archive seems to be the best
  way to keep minilzo up to date and secure

  [Test Case]

   * Check that grub can open lzo compressed files in the command line
  prompt, for example by having /boot on btrfs filesystem with
  compress=lzo option.

  [Where problems could occur]

   * Changes limited to lzo compression, so for example grub may fail to
  mount / read data off btrfs filesystem with compress=lzo

  [Other Info]

  Fixed in:

  hirsute grub2 2.04-1ubuntu37
  hirsute grub2-signed 1.157

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