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    CVE-2015-1338

    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.

    Published:Oct 1, 2015
    Last Modified:Apr 12, 2025
    EPS:Oct 1, 2015
    EPSS Score:0.00379
    CVSS Score:7.2

    Affected Products

    Vendor
    Apport Project
    Product
    Apport
    Vendor
    Canonical
    Product
    Ubuntu Linux

    Exploits

    http://packetstormsecurity.com/files/133723/Ubuntu-Apport-kernel_crashdump-Symlink.htmlhttp://www.halfdog.net/Security/2015/ApportKernelCrashdumpFileAccessVulnerabilities/https://www.exploit-db.com/exploits/38353/http://packetstormsecurity.com/files/133723/Ubuntu-Apport-kernel_crashdump-Symlink.htmlhttp://www.halfdog.net/Security/2015/ApportKernelCrashdumpFileAccessVulnerabilities/https://www.exploit-db.com/exploits/38353/https://www.exploit-db.com/exploits/38353

    Related CVEs

    CVE-2022-28658 (CVSS 5.5) — Apport argument parsing mishandles filename splitting on older kernels resulting in argument spoofing…
    CVE-2022-28657 (CVSS 7.8) — Apport does not disable python crash handler before entering chroot…
    CVE-2022-28656 (CVSS 5.5) — is_closing_session() allows users to consume RAM in the Apport process…
    CVE-2022-28655 (CVSS 7.1) — is_closing_session() allows users to create arbitrary tcp dbus connections…
    CVE-2022-28654 (CVSS 5.5) — is_closing_session() allows users to fill up apport.log…
    CVE-2022-28652 (CVSS 5.5) — ~/.config/apport/settings parsing is vulnerable to "billion laughs" attack…
    CVE-2019-15790 (CVSS 2.8) — Apport reads and writes information on a crashed process to /proc/pid with elevated privileges. Apport then de…
    CVE-2020-8833 (CVSS 5.6) — Time-of-check Time-of-use Race Condition vulnerability on crash report ownership change in Apport allows for a…
    CVE-2020-8831 (CVSS 6.5) — Apport creates a world writable lock file with root ownership in the world writable /var/lock/apport directory…
    CVE-2019-11485 (CVSS 3.3) — Sander Bos discovered Apport's lock file was in a world-writable directory which allowed all users to prevent …

    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
    https://launchpad.net/apport/trunk/2.19
    https://www.exploit-db.com/exploits/38353/

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High