The journal_unmap_buffer function in fs/jbd2/transaction.c in the Linux kernel before 3.3.1 does not properly handle the _Delay and _Unwritten buffer head states, which allows local users to cause a denial of service (system crash) by leveraging the presence of an ext4 filesystem that was mounted with a journal.
CVSS Details
- CVSS 3.1 Base Score: 5.5
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Centos_linux | — | Upgrade kernel-docUpgrade kernelUpgrade kernel-headersUpgrade kernel-PAE-develUpgrade kernel-develUpgrade kernel-firmwareUpgrade perfUpgrade kernel-debug-develUpgrade kernel-xenUpgrade kernel-PAEUpgrade kernel-xen-develUpgrade python-perfUpgrade kernel-debug | Dec 1, 2016 | Jul 3, 2012 |
| Oracle_linux | — | Upgrade kernelUpgrade kernel-uek | Oct 16, 2024 | Jul 3, 2012 |
| Suse | — | Upgrade kernel-default-develUpgrade kernel-traceUpgrade kernel-default-baseUpgrade kernel-xen-baseUpgrade kernel-xen-develUpgrade kernel-paeUpgrade kernel-xenUpgrade kernel-trace-extraUpgrade xen-kmp-defaultUpgrade kernel-ppc64Upgrade kernel-ppc64-develUpgrade kernel-trace-baseUpgrade kernel-sourceUpgrade kernel-pae-extraUpgrade xen-kmp-paeUpgrade kernel-symsUpgrade xen-kmp-traceUpgrade kernel-defaultUpgrade kernel-pae-develUpgrade kernel-xen-extraUpgrade kernel-default-manUpgrade kernel-ppc64-baseUpgrade kernel-ec2-develUpgrade kernel-pae-baseUpgrade kernel-trace-develUpgrade kernel-ec2-baseUpgrade kernel-default-extraUpgrade kernel-docsUpgrade kernel-ec2 | Feb 17, 2015 | Jun 28, 2013 |
| Ubuntu | — | Upgrade linux-image-2.6.24-31-openvzUpgrade linux-image-2.6.32-41-sparc64-smpUpgrade linux-image-2.6.38-15-serverUpgrade linux-image-2.6.38-15-generic-paeUpgrade linux-image-2.6.38-1209-omap4Upgrade linux-image-2.6.24-31-386Upgrade linux-image-3.0.0-19-generic-paeUpgrade linux-image-2.6.24-31-lpiaUpgrade linux-image-2.6.24-31-mckinleyUpgrade linux-image-2.6.38-15-powerpc64-smpUpgrade linux-image-2.6.24-31-itaniumUpgrade linux-image-3.0.0-1209-omap4Upgrade linux-image-2.6.32-41-preemptUpgrade linux-image-2.6.24-31-powerpcUpgrade linux-image-2.6.24-31-powerpc-smpUpgrade linux-image-3.0.0-19-powerpc64-smpUpgrade linux-image-2.6.38-15-virtualUpgrade linux-image-3.0.0-19-powerpcUpgrade linux-image-2.6.24-31-sparc64Upgrade linux-image-2.6.32-41-386Upgrade linux-image-2.6.32-41-versatileUpgrade linux-image-2.6.38-15-versatileUpgrade linux-image-2.6.32-41-genericUpgrade linux-image-2.6.24-31-hppa32Upgrade linux-image-2.6.32-41-serverUpgrade linux-image-2.6.24-31-xenUpgrade linux-image-2.6.24-31-sparc64-smpUpgrade linux-image-2.6.32-41-virtualUpgrade linux-image-2.6.24-31-lpiacompatUpgrade linux-image-2.6.32-41-powerpc64-smpUpgrade linux-image-3.0.0-19-virtualUpgrade linux-image-3.0.0-19-omapUpgrade linux-image-2.6.24-31-hppa64Upgrade linux-image-2.6.38-15-powerpcUpgrade linux-image-3.0.0-19-genericUpgrade linux-image-3.0.0-19-serverUpgrade linux-image-3.0.0-19-powerpc-smpUpgrade linux-image-2.6.32-41-sparc64Upgrade linux-image-2.6.32-41-generic-paeUpgrade linux-image-2.6.24-31-serverUpgrade linux-image-2.6.24-31-powerpc64-smpUpgrade linux-image-2.6.38-15-powerpc-smpUpgrade linux-image-2.6.24-31-virtualUpgrade linux-image-2.6.24-31-rtUpgrade linux-image-2.6.32-345-ec2Upgrade linux-image-2.6.24-31-genericUpgrade linux-image-2.6.32-41-ia64Upgrade linux-image-2.6.38-15-omapUpgrade linux-image-2.6.32-41-powerpcUpgrade linux-image-2.6.38-15-genericUpgrade linux-image-2.6.32-41-lpiaUpgrade linux-image-2.6.32-41-powerpc-smp | Nov 8, 2024 | Jul 3, 2012 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub