CVE-2008-0006

Buffer overflow in (1) X.Org Xserver before 1.4.1, and (2) the libfont and libXfont libraries on some platforms including Sun Solaris, allows context-dependent attackers to execute arbitrary code via a PCF font with a large difference between the last col and first col values in the PCF_BDF_ENCODINGS table.

公開: 2008-01-18 最終更新: 2026-06-16 Assigner: [email protected] ソース: [email protected]

総合評価: CVE-2008-0006 は中リスク(56.9/100)。CVSS 深刻度は高。悪用される可能性が高い(EPSS 5.11%、91 パーセンタイル) 根拠: EPSS 上、短期間での悪用可能性は高い水準です。 推奨対応: 悪用可能性が高いため、影響範囲の確認と修補の優先付けを推奨します。

リスクは変動します。再評価に基づき、本ページの表示内容を更新しています。

CVE-2008-0006 の EPSS(Exploit Prediction Scoring System)スコア

EPSS は日次で悪用されやすさの相対度合いを推定します。パーセンタイルは採点済み CVE の中での相対位置(高いほど相対的に深刻)を示します。

# 日付 旧 EPSS スコア 新 EPSS スコア Δ(新 − 旧)
1 2026-06-15 27.61% 5.11% -22.50%
2 2026-06-07 23.91% 27.61% +3.70%
3 2026-05-26 23.91%

EPSS の全履歴 (全 15 件)

CVE-2008-0006 の CVSS(Common Vulnerability Scoring System)指標

この CVE の CVSS 指標。

ベーススコア バージョン 深刻度 ベクトル 悪用しやすさ 影響 スコアの出典
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P クリックして展開
アクセス経路 (AV:N)
ルーティング可能なネットワーク越しに、遠隔から到達・悪用しうる。
アクセスの複雑さ (AC:L)
手順が短く、再現性が高い。
認証 (AU:N)
認証を経ずに攻撃を完結できる。
機密性への影響 (C:P)
機密性は部分的に損なわれる。
完全性への影響 (I:P)
完全性は部分的に損なわれる。
可用性への影響 (A:P)
可用性は部分的に損なわれる。
10.0 6.4 [email protected]

CVE-2008-0006 の弱点分類(列挙)

CVE-2008-0006 の OS トラッカー

vendor priority summary link
debian not yet assigned CVE-2008-0006 not yet assigned priority: Debian including 2 source packages (libxfont, xorg-server), 10 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 10. https://security-tracker.debian.org/tracker/CVE-2008-0006
gentoo high CVE-2008-0006: 1 GLSA(s) (200801-09), 2 atom(s) (x11-base/xorg-server, x11-libs/libXfont); latest impact high. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2008-0006
redhat high https://access.redhat.com/security/cve/CVE-2008-0006
ubuntu medium CVE-2008-0006 medium priority: Ubuntu including 2 source packages (libxfont, xorg-server), 10 status rows across 5 suites (dapper, edgy, feisty, gutsy, upstream): released 8, pending 2. https://ubuntu.com/security/CVE-2008-0006

CVE-2008-0006 の影響を受けるソフトウェア/構成

ベンダー 製品 バージョン 生の CPE
sun solaris_libfont cpe:2.3:a:sun:solaris_libfont:*:*:*:*:*:*:*:*
sun solaris_libxfont cpe:2.3:a:sun:solaris_libxfont:*:*:*:*:*:*:*:*
x.org xserver <= 1.4 cpe:2.3:a:x.org:xserver:*:*:*:*:*:*:*:*

CVE-2008-0006 の参考情報

URL タグ
http://bugs.gentoo.org/show_bug.cgi?id=204362
http://docs.info.apple.com/article.html?artnum=307562
http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01543321
http://jvn.jp/en/jp/JVN88935101/index.html
http://jvndb.jvn.jp/ja/contents/2008/JVNDB-2008-001043.html
http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html
http://lists.freedesktop.org/archives/xorg/2008-January/031918.html Patch
http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00004.html
http://lists.opensuse.org/opensuse-security-announce/2008-04/msg00005.html
http://secunia.com/advisories/28273 Vendor Advisory
http://secunia.com/advisories/28500 Vendor Advisory
http://secunia.com/advisories/28532 Vendor Advisory
http://secunia.com/advisories/28535 Vendor Advisory
http://secunia.com/advisories/28536 Vendor Advisory
http://secunia.com/advisories/28540 Vendor Advisory
http://secunia.com/advisories/28542 Vendor Advisory
http://secunia.com/advisories/28544 Vendor Advisory
http://secunia.com/advisories/28550 Vendor Advisory
http://secunia.com/advisories/28571 Vendor Advisory
http://secunia.com/advisories/28592 Vendor Advisory
http://secunia.com/advisories/28621 Vendor Advisory
http://secunia.com/advisories/28718
http://secunia.com/advisories/28843
http://secunia.com/advisories/28885
http://secunia.com/advisories/28941
http://secunia.com/advisories/29139
http://secunia.com/advisories/29420
http://secunia.com/advisories/29622
http://secunia.com/advisories/29707
http://secunia.com/advisories/30161
http://secunia.com/advisories/32545
http://security.gentoo.org/glsa/glsa-200801-09.xml
http://security.gentoo.org/glsa/glsa-200804-05.xml
http://securitytracker.com/id?1019232
http://sunsolve.sun.com/search/document.do?assetkey=1-26-103192-1 Patch
http://sunsolve.sun.com/search/document.do?assetkey=1-26-201230-1
http://support.avaya.com/elmodocs2/security/ASA-2008-038.htm
http://support.avaya.com/elmodocs2/security/ASA-2008-077.htm
http://www.gentoo.org/security/en/glsa/glsa-200805-07.xml
http://www.kb.cert.org/vuls/id/203220 US Government Resource
http://www.mandriva.com/security/advisories?name=MDVSA-2008:021
http://www.mandriva.com/security/advisories?name=MDVSA-2008:022
http://www.mandriva.com/security/advisories?name=MDVSA-2008:024
http://www.openbsd.org/errata41.html#012_xorg
http://www.openbsd.org/errata42.html#006_xorg
http://www.redhat.com/support/errata/RHSA-2008-0029.html
http://www.redhat.com/support/errata/RHSA-2008-0030.html
http://www.redhat.com/support/errata/RHSA-2008-0064.html
http://www.securityfocus.com/archive/1/487335/100/0/threaded
http://www.securityfocus.com/bid/27336 Patch
http://www.securityfocus.com/bid/27352
http://www.vupen.com/english/advisories/2008/0179
http://www.vupen.com/english/advisories/2008/0184
http://www.vupen.com/english/advisories/2008/0497/references
http://www.vupen.com/english/advisories/2008/0703
http://www.vupen.com/english/advisories/2008/0924/references
http://www.vupen.com/english/advisories/2008/3000
http://www14.software.ibm.com/webapp/set2/subscriptions/ijhifoeblist?mode=7&heading=AIX61&path=/200802/SECURITY/20080227/datafile112539&label=AIX%20X%20server%20multiple%20vulnerabilities
https://bugzilla.redhat.com/show_bug.cgi?id=428044
https://exchange.xforce.ibmcloud.com/vulnerabilities/39767
https://issues.rpath.com/browse/RPL-2010
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10021
https://usn.ubuntu.com/571-1/
https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00641.html
https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00674.html
https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00704.html
https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00771.html
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