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    CVE-2007-1320

    Multiple heap-based buffer overflows in the cirrus_invalidate_region function in the Cirrus VGA extension in QEMU 0.8.2, as used in Xen and possibly other products, might allow local users to execute arbitrary code via unspecified vectors related to "attempting to mark non-existent regions as dirty," aka the "bitblt" heap overflow.

    Published:Apr 20, 2007
    Last Modified:Apr 23, 2026
    EPS:May 2, 2007
    EPSS Score:0.00053
    CVSS Score:7.2

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Fedoraproject
    Product
    Fedora Core
    Vendor
    Opensuse
    Product
    Opensuse
    Vendor
    Qemu
    Product
    Qemu
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Xen
    Product
    Xen

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    CVE-2026-49975 (CVSS 7.5) — Memory Allocation with Excessive Size Value vulnerability in Apache HTTP Server's mod_http leads to denial of …
    CVE-2026-9256 (CVSS 9.2) — NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_rewrite_module module. This vulnerabilit…
    CVE-2026-31431 (CVSS 7.8) — In the Linux kernel, the following vulnerability has been resolved: crypto: algif_aead - Revert to operating …
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    References

    http://lists.opensuse.org/opensuse-security-announce/2009-01/msg00004.html
    http://osvdb.org/35494
    http://secunia.com/advisories/25073
    http://secunia.com/advisories/25095
    http://secunia.com/advisories/27047
    http://secunia.com/advisories/27085
    http://secunia.com/advisories/27103
    http://secunia.com/advisories/27486
    http://secunia.com/advisories/29129
    http://secunia.com/advisories/30413
    http://secunia.com/advisories/33568
    http://taviso.decsystem.org/virtsec.pdf
    http://www.debian.org/security/2007/dsa-1284
    http://www.debian.org/security/2007/dsa-1384
    http://www.mandriva.com/security/advisories?name=MDKSA-2007:203
    http://www.mandriva.com/security/advisories?name=MDVSA-2008:162
    http://www.redhat.com/support/errata/RHSA-2007-0323.html
    http://www.securityfocus.com/bid/23731
    http://www.vupen.com/english/advisories/2007/1597
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10315
    https://www.redhat.com/archives/fedora-package-announce/2007-October/msg00082.html
    https://www.redhat.com/archives/fedora-package-announce/2008-May/msg00706.html
    https://www.redhat.com/archives/fedora-package-announce/2008-May/msg00935.html
    http://lists.opensuse.org/opensuse-security-announce/2009-01/msg00004.html
    http://osvdb.org/35494
    http://secunia.com/advisories/25073
    http://secunia.com/advisories/25095
    http://secunia.com/advisories/27047
    http://secunia.com/advisories/27085
    http://secunia.com/advisories/27103
    http://secunia.com/advisories/27486
    http://secunia.com/advisories/29129
    http://secunia.com/advisories/30413
    http://secunia.com/advisories/33568
    http://taviso.decsystem.org/virtsec.pdf
    http://www.debian.org/security/2007/dsa-1284
    http://www.debian.org/security/2007/dsa-1384
    http://www.mandriva.com/security/advisories?name=MDKSA-2007:203
    http://www.mandriva.com/security/advisories?name=MDVSA-2008:162
    http://www.redhat.com/support/errata/RHSA-2007-0323.html
    http://www.securityfocus.com/bid/23731
    http://www.vupen.com/english/advisories/2007/1597
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10315
    https://www.redhat.com/archives/fedora-package-announce/2007-October/msg00082.html
    https://www.redhat.com/archives/fedora-package-announce/2008-May/msg00706.html
    https://www.redhat.com/archives/fedora-package-announce/2008-May/msg00935.html

    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