Summary
Ein lokaler Angreifer kann mehrere Schwachstellen in Xen ausnutzen, um Informationen offenzulegen oder einen Denial of Service zu verursachen.
Product
Xen ist ein Virtueller-Maschinen-Monitor (VMM), der Hardware (x86, IA-64, PowerPC) für die darauf laufenden Systeme (Domains) paravirtualisiert.
Vulnerabilities 2
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Medium 6.5
Deadlock in x86 HVM standard VGA handling
The hypervisor contains code to accelerate VGA memory accesses for HVM guests, when the (virtual) VGA is in "standard" mode. Locking involved there has an unusual discipline, leaving a lock acquired past the return from the function that acquired it. This beh…
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Medium 5.5
libxl leaks data to PVH guests via ACPI tables
PVH guests have their ACPI tables constructed by the toolstack. The construction involves building the tables in local memory, which are then copied into guest memory. While actually used parts of the local memory are filled in correctly, excess space that is…
Revision history
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#9
Neue Updates von Fedora aufgenommen
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#8
Neue Updates von Debian aufgenommen
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#7
Neue Updates von SUSE aufgenommen
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#6
Neue Updates von SUSE aufgenommen
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#5
Neue Updates von openSUSE aufgenommen
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#4
Neue Updates von SUSE aufgenommen
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#3
Neue Updates von Fedora aufgenommen
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#2
Neue Updates von SUSE aufgenommen
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#1
Initiale Fassung
References
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Xen Security Advisory vom 2024-11-11
https://seclists.org/oss-sec/2024/q4/80
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Xen Security Advisory vom 2024-11-11
https://seclists.org/oss-sec/2024/q4/81
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SUSE Security Update SUSE-SU-2024:3980-1 vom 2024-11-12
https://lists.suse.com/pipermail/sle-security-updates/2024-November/019811.html
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SUSE Security Update SUSE-SU-2024:3979-1 vom 2024-11-12
https://lists.suse.com/pipermail/sle-security-updates/2024-November/019812.html
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SUSE Security Update SUSE-SU-2024:3977-1 vom 2024-11-12
https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/message/5PITLXQDHEFQ6UERC2T2WC4B2JXGMHM2/
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Fedora Security Advisory FEDORA-2024-B043EFFC6A vom 2024-11-13
https://bodhi.fedoraproject.org/updates/FEDORA-2024-b043effc6a
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Fedora Security Advisory FEDORA-2024-7C2CFA2FE5 vom 2024-11-13
https://bodhi.fedoraproject.org/updates/FEDORA-2024-7c2cfa2fe5
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SUSE Security Update SUSE-SU-2024:4073-1 vom 2024-11-27
https://lists.suse.com/pipermail/sle-security-updates/2024-November/019847.html
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openSUSE Security Update OPENSUSE-SU-2024:14530-1 vom 2024-11-27
https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/message/BEWRLARXOTVNP23NN77IW3VFLNMEXBMM/
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SUSE Security Update SUSE-SU-2024:4116-1 vom 2024-11-29
https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/message/QZJCBTBZKISVPQVGZHH36P3XK7ZEWCCP/
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SUSE Security Update SUSE-SU-2024:4163-1 vom 2024-12-04
https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/message/7DDJIN2NQVRSUGDKCUPSGI662X3KHLZN/
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Debian Security Advisory DSA-5836 vom 2024-12-26
https://lists.debian.org/debian-security-announce/2024/msg00252.html
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Fedora Security Advisory FEDORA-2025-933A9A977E vom 2025-01-09
https://bodhi.fedoraproject.org/updates/FEDORA-2025-933a9a977e