suse-su-2018:1456-1
Vulnerability from csaf_suse
Published
2018-05-29 05:35
Modified
2018-05-29 05:35
Summary
Security update for xen

Notes

Title of the patch
Security update for xen
Description of the patch
This update for xen fixes the following issues: Security issues fixed: - CVE-2018-3639: Spectre V4 – Speculative Store Bypass aka 'Memory Disambiguation' (bsc#1092631) This feature can be controlled by the 'ssbd=on/off' commandline flag for the XEN hypervisor. - CVE-2018-10982: x86 vHPET interrupt injection errors (XSA-261 bsc#1090822) - CVE-2018-10981: qemu may drive Xen into unbounded loop (XSA-262 bsc#1090823) Other bugfixes: - Upstream patches from Jan (bsc#1027519) - additional fixes related to Page Table Isolation (XPTI). (bsc#1074562 XSA-254) - qemu-system-i386 cannot handle more than 4 HW NICs (bsc#1090296)
Patchnames
SUSE-SLE-DESKTOP-12-SP3-2018-996,SUSE-SLE-SDK-12-SP3-2018-996,SUSE-SLE-SERVER-12-SP3-2018-996
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).


To clipboard 

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  "vulnerabilities": [
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      "cve": "CVE-2018-10981",
      "ids": [
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          "text": "https://www.suse.com/security/cve/CVE-2018-10981"
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          "text": "An issue was discovered in Xen through 4.10.x allowing x86 HVM guest OS users to cause a denial of service (host OS infinite loop) in situations where a QEMU device model attempts to make invalid transitions between states of a request.",
          "title": "CVE description"
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      "scores": [
        {
          "cvss_v3": {
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H",
            "version": "3.0"
          },
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          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2018-05-29T05:35:57Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2018-10981"
    },
    {
      "cve": "CVE-2018-10982",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2018-10982"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "An issue was discovered in Xen through 4.10.x allowing x86 HVM guest OS users to cause a denial of service (unexpectedly high interrupt number, array overrun, and hypervisor crash) or possibly gain hypervisor privileges by setting up an HPET timer to deliver interrupts in IO-APIC mode, aka vHPET interrupt injection.",
          "title": "CVE description"
        }
      ],
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        {
          "category": "external",
          "summary": "CVE-2018-10982",
          "url": "https://www.suse.com/security/cve/CVE-2018-10982"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1090822 for CVE-2018-10982",
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          "category": "external",
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          "url": "https://bugzilla.suse.com/1178658"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
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        {
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            "baseScore": 8.8,
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            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
            "version": "3.0"
          },
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      ],
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    },
    {
      "cve": "CVE-2018-3639",
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          "text": "Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all prior memory writes are known may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis, aka Speculative Store Bypass (SSB), Variant 4.",
          "title": "CVE description"
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        },
        {
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          "summary": "SUSE Bug 1100394 for CVE-2018-3639",
          "url": "https://bugzilla.suse.com/1100394"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1102640 for CVE-2018-3639",
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        },
        {
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          "summary": "SUSE Bug 1105412 for CVE-2018-3639",
          "url": "https://bugzilla.suse.com/1105412"
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          "summary": "SUSE Bug 1111963 for CVE-2018-3639",
          "url": "https://bugzilla.suse.com/1111963"
        },
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          "summary": "SUSE Bug 1172781 for CVE-2018-3639",
          "url": "https://bugzilla.suse.com/1172781"
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          "summary": "SUSE Bug 1172782 for CVE-2018-3639",
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          },
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      "threats": [
        {
          "category": "impact",
          "date": "2018-05-29T05:35:57Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2018-3639"
    }
  ]
}


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Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.