CVE-2012-5513

The XENMEM_exchange handler in Xen 4.2 and earlier does not properly check the memory address, which allows local PV guest OS administrators to cause a denial of service (crash) or possibly gain privileges via unspecified vectors that overwrite memory in the hypervisor reserved range.

公開: 2012-12-13 最後更新: 2026-06-16 指派方: [email protected] 來源: [email protected]

結論預警: CVE-2012-5513 綜合評估為低風險(39.2/100):CVSS 技術影響為中級,利用機率偏低(EPSS 0.41%) 強制指令: 持續追蹤利用情報與 EPSS 變化,並適時複評優先級。

風險隨態勢動態變化;本站持續評估並同步更新本頁展示內容。

CVE-2012-5513 的 EPSS(利用預測評分)

EPSS 日更估計相對被利用可能性;百分位表示該 CVE 在已評分漏洞中的相對排名(越高表示相對更嚴重)。

# 日期 舊 EPSS 分數 新 EPSS 分數 變化(新 − 舊)
1 2026-06-15 0.06% 0.41% +0.34%
2 2023-03-07 1.55% 0.06% -1.48%
3 2022-02-04 1.55%

完整 EPSS 歷史 (共 3 筆)

CVE-2012-5513 的 CVSS 指標

該 CVE 的 CVSS 指標。

底座分 版本 嚴重度 向量 可利用性 影響 分數來源
6.9 2.0 MEDIUM
AV:L/AC:M/Au:N/C:C/I:C/A:C 點擊展開
存取路徑 (AV:L)
需本機登入或本機互動,僅遠端觸達不足以單獨完成利用。
存取複雜度 (AC:M)
需要若干有利條件,但不必「千年一遇」。
認證 (AU:N)
全程無需有效身分。
機密性影響 (C:C)
機密性被完全破壞。
完整性影響 (I:C)
完整性被完全破壞。
可用性影響 (A:C)
可用性被完全破壞。
3.4 10.0 [email protected]

CVE-2012-5513 的弱點列舉

CVE-2012-5513 的 OS 追蹤

vendor priority summary link
debian not yet assigned CVE-2012-5513 not yet assigned priority: Debian including 1 source packages (xen), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2012-5513
gentoo high CVE-2012-5513: 1 GLSA(s) (201309-24), 3 atom(s) (app-emulation/xen, app-emulation/xen-pvgrub, app-emulation/xen-tools); latest impact high. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2012-5513
redhat high https://access.redhat.com/security/cve/CVE-2012-5513
ubuntu medium CVE-2012-5513 medium priority: Ubuntu including 4 source packages (xen, xen-3.1, xen-3.2, xen-3.3), 32 status rows across 8 suites (hardy, lucid, oneiric, precise, quantal, raring, saucy, upstream): DNE 20, released 5, needs-triage 4, ignored 3. https://ubuntu.com/security/CVE-2012-5513

CVE-2012-5513 的影響軟體 / 設定

廠商 產品 版本 原始 CPE
xen xen <= 4.2.0 cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*
xen xen 3.0.2 cpe:2.3:o:xen:xen:3.0.2:*:*:*:*:*:*:*
xen xen 3.0.3 cpe:2.3:o:xen:xen:3.0.3:*:*:*:*:*:*:*
xen xen 3.0.4 cpe:2.3:o:xen:xen:3.0.4:*:*:*:*:*:*:*
xen xen 3.1.3 cpe:2.3:o:xen:xen:3.1.3:*:*:*:*:*:*:*
xen xen 3.1.4 cpe:2.3:o:xen:xen:3.1.4:*:*:*:*:*:*:*
xen xen 3.2.0 cpe:2.3:o:xen:xen:3.2.0:*:*:*:*:*:*:*
xen xen 3.2.1 cpe:2.3:o:xen:xen:3.2.1:*:*:*:*:*:*:*
xen xen 3.2.2 cpe:2.3:o:xen:xen:3.2.2:*:*:*:*:*:*:*
xen xen 3.2.3 cpe:2.3:o:xen:xen:3.2.3:*:*:*:*:*:*:*
xen xen 3.3.0 cpe:2.3:o:xen:xen:3.3.0:*:*:*:*:*:*:*
xen xen 3.3.1 cpe:2.3:o:xen:xen:3.3.1:*:*:*:*:*:*:*
xen xen 3.3.2 cpe:2.3:o:xen:xen:3.3.2:*:*:*:*:*:*:*
xen xen 3.4.0 cpe:2.3:o:xen:xen:3.4.0:*:*:*:*:*:*:*
xen xen 3.4.1 cpe:2.3:o:xen:xen:3.4.1:*:*:*:*:*:*:*
xen xen 3.4.2 cpe:2.3:o:xen:xen:3.4.2:*:*:*:*:*:*:*
xen xen 3.4.3 cpe:2.3:o:xen:xen:3.4.3:*:*:*:*:*:*:*
xen xen 3.4.4 cpe:2.3:o:xen:xen:3.4.4:*:*:*:*:*:*:*
xen xen 4.0.0 cpe:2.3:o:xen:xen:4.0.0:*:*:*:*:*:*:*
xen xen 4.0.1 cpe:2.3:o:xen:xen:4.0.1:*:*:*:*:*:*:*
xen xen 4.0.2 cpe:2.3:o:xen:xen:4.0.2:*:*:*:*:*:*:*
xen xen 4.0.3 cpe:2.3:o:xen:xen:4.0.3:*:*:*:*:*:*:*
xen xen 4.0.4 cpe:2.3:o:xen:xen:4.0.4:*:*:*:*:*:*:*
xen xen 4.1.0 cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:*
xen xen 4.1.1 cpe:2.3:o:xen:xen:4.1.1:*:*:*:*:*:*:*
xen xen 4.1.2 cpe:2.3:o:xen:xen:4.1.2:*:*:*:*:*:*:*
xen xen 4.1.3 cpe:2.3:o:xen:xen:4.1.3:*:*:*:*:*:*:*

CVE-2012-5513 的參考連結

URL 標籤
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.html
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00018.html
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00019.html
http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00011.html
http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html
http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html
http://lists.opensuse.org/opensuse-updates/2013-04/msg00051.html
http://lists.opensuse.org/opensuse-updates/2013-04/msg00052.html
http://rhn.redhat.com/errata/RHSA-2012-1540.html
http://secunia.com/advisories/51397 Vendor Advisory
http://secunia.com/advisories/51468 Vendor Advisory
http://secunia.com/advisories/51486 Vendor Advisory
http://secunia.com/advisories/51487 Vendor Advisory
http://secunia.com/advisories/51495 Vendor Advisory
http://secunia.com/advisories/55082
http://security.gentoo.org/glsa/glsa-201309-24.xml
http://support.citrix.com/article/CTX135777
http://www.debian.org/security/2012/dsa-2582
http://www.openwall.com/lists/oss-security/2012/12/03/11
http://www.osvdb.org/88131
http://www.securityfocus.com/bid/56797
https://exchange.xforce.ibmcloud.com/vulnerabilities/80482
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