What’s Vulnerable › Vulnerabilities

CVE-2015-1338

• Severity: high (CVSS 7.2 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2015-10-01 · updated 2026-06-17
• Weakness: CWE-59

Description

kernel_crashdump in Apport before 2.19 allows local users to cause a denial of service (disk consumption) or possibly gain privileges via a (1) symlink or (2) hard link attack on /var/crash/vmcore.log.

Affected products

• Apport: through 2.18.1
• Canonical Ubuntu Linux: 12.04, 14.04, 15.04

References

• http://packetstormsecurity.com/files/133723/Ubuntu-Apport-kernel_crashdump-Symlink.html
• http://seclists.org/fulldisclosure/2015/Sep/101
• http://www.halfdog.net/Security/2015/ApportKernelCrashdumpFileAccessVulnerabilities/
• http://www.ubuntu.com/usn/USN-2744-1
• https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1492570
• https://launchpad.net/apport/trunk/2.19
• https://www.exploit-db.com/exploits/38353/
• http://packetstormsecurity.com/files/133723/Ubuntu-Apport-kernel_crashdump-Symlink.html
• http://seclists.org/fulldisclosure/2015/Sep/101
• http://www.halfdog.net/Security/2015/ApportKernelCrashdumpFileAccessVulnerabilities/
• http://www.ubuntu.com/usn/USN-2744-1
• https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1492570

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