Apply kernel patch solaris




















It is also important to know whether the Solaris kernel you are patching is or bit. You will need about 5 GB of disk space. This is usually around 3 GB. This is required as an argument to the installcluster script.

Either your download is broken, you tried to feed patch a compressed patch file without uncompressing it first, or the patch file that you are using has been mangled by a mail client or mail transfer agent along the way somewhere, e. Often these warnings can easily be fixed by joining concatenating the two lines that had been split. As I already mentioned above, these errors should never happen if you apply a patch from kernel. So if you get these errors with kernel.

This will let you move from something like 4. The -z flag to interdiff will even let you feed it patches in gzip or bzip2 compressed form directly without the use of zcat or bzcat or manual decompression.

Although interdiff may save you a step or two you are generally advised to do the additional steps since interdiff can get things wrong in some cases. Other nice tools are diffstat, which shows a summary of changes made by a patch; lsdiff, which displays a short listing of affected files in a patch file, along with optionally the line numbers of the start of each patch; and grepdiff, which displays a list of the files modified by a patch where the patch contains a given regular expression.

In place of ftp. These are the base stable releases released by Linus. The highest numbered release is the most recent. If regressions or other serious flaws are found, then a -stable fix patch will be released see below on top of this base. Once a new 4. To apply a patch moving from 4. Kernels with 3-digit versions are -stable kernels. They contain small ish critical fixes for security problems or significant regressions discovered in a given 4.

If no 4. The -stable team usually do make incremental patches available as well as patches against the latest mainline release, but I only cover the non-incremental ones below. These patches are not incremental, meaning that for example the 4.

So, in order to apply the 4. Simply create a backup boot environment man lucreate for details and then install the patch. If you have trouble you can activate the backup environment and get back to your pre-patch state. Another option is to break the mirror and install the patch. Once you've determined that nothing broke reattach the other disk to resilver the mirror. In the case of an issue with the patch you can shutdown, boot from the non-patched disk, and attach the patched disk as a mirror to get back to your pre-patch state.

Personally, I install the quarterly patchsets and use LiveUpdate to make the process quick and easy. You can create a boot environment and install the whole patchset into it without interrupting users. After activating the new boot environment a simple reboot gets you running with the new patches with minimal downtime.

Hi Linnorm, thank you very much for the update. As a Solaris administrator, I use live upgrade LU to patch twice a year. My root is also on zfs. Live Upgrade on zfs just creates a snapshot. All components are moved to the specified SRU level, including any components that are unlocked from their constraint packages. The following command lists all CVE fixes that are installed on this system if this system has the solariscpu package installed:. If this system does not have the solariscpu package installed, identify the solariscpu package for the SRU that is installed, and query that package remotely.

For example, if this system is running Oracle Solaris To check whether additional fixes are available, use the following command to show whether a version of the solariscpu package is available that is newer than the version you have installed:.

If a newer package is available, use the following command to list the CVE fixes that are available from the newer package, and compare that list with the list of installed CVE fixes. The following command shows all the versions of the solariscpu package that deliver the fix for the specified CVE:.

This output shows which version of the solariscpu package first delivered the fix for this CVE and which version most recently delivered this fix. Note that these packages are not necessarily listed in date order because, for example, month 10 sorts older than month 9. Table 4 Update release frequency.



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