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    CVE-2008-4993

    qemu-dm.debug in Xen 3.2.1 allows local users to overwrite arbitrary files via a symlink attack on the /tmp/args temporary file.

    Published:Aug 24, 2008
    Last Modified:Apr 23, 2026
    EPS:Nov 7, 2008
    EPSS Score:0.00027
    CVSS Score:6.9

    Affected Products

    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Xen
    Product
    Xen

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-77159 (CVSS 5.5) — A symlink-following flaw was found in libvirt's qemuTPMEmulatorPrepareHost() function. The function uses a pat…
    CVE-2026-88914 (CVSS 4.4) — A flaw was found in GStreamer's gst-plugins-good isomp4 plugin. When processing a specially crafted MP4 or MOV…
    CVE-2026-84828 (CVSS 6.5) — A flaw was found in PCS (Pacemaker Configuration System). A local attacker with membership in the 'haclient' g…
    CVE-2026-88859 (CVSS 6.3) — A flaw was found in Evolution. A remote attacker can exploit this vulnerability by sending a specially crafted…
    CVE-2026-18147 (CVSS 8.1) — A flaw was found in FreeIPA. An unauthenticated remote attacker could exploit a DOM Cross-Site Scripting (XSS)…
    CVE-2026-87853 (CVSS 7.5) — A flaw was found in SSSD's IdP authentication provider. The eval_access_token_buf() function compares the OIDC…
    CVE-2026-88924 (CVSS 7) — A flaw was found in the admin backend of gvfs. The privileged gvfsd-admin daemon changes the ownership of newl…
    CVE-2026-87876 (CVSS 3) — Two case-insensitive comparisons on request-derived usernames outside the main authorization path in CUPS's sc…
    CVE-2026-87875 (CVSS 4.3) — The cupsUTF32ToUTF8() function in CUPS's cups/transcode.c lacks a source-length bound and can read past the en…
    CVE-2026-87766 (CVSS 8.8) — A flaw was found in bubblewrap. During sandbox setup, creating files or directories under the new root can fol…

    References

    http://bugs.debian.org/496367
    http://dev.gentoo.org/~rbu/security/debiantemp/xen-utils-3.2-1
    http://www.mandriva.com/security/advisories?name=MDVSA-2009:016
    http://www.openwall.com/lists/oss-security/2008/10/30/2
    http://www.redhat.com/support/errata/RHSA-2009-0003.html
    https://bugs.gentoo.org/show_bug.cgi?id=235770
    https://bugs.gentoo.org/show_bug.cgi?id=235805
    https://exchange.xforce.ibmcloud.com/vulnerabilities/46545
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9576
    http://bugs.debian.org/496367
    http://dev.gentoo.org/~rbu/security/debiantemp/xen-utils-3.2-1
    http://www.mandriva.com/security/advisories?name=MDVSA-2009:016
    http://www.openwall.com/lists/oss-security/2008/10/30/2
    http://www.redhat.com/support/errata/RHSA-2009-0003.html
    https://bugs.gentoo.org/show_bug.cgi?id=235770
    https://bugs.gentoo.org/show_bug.cgi?id=235805
    https://exchange.xforce.ibmcloud.com/vulnerabilities/46545
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9576

    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