Debian セキュリティ勧告

DSA-1660-1 clamav -- ヌルポインタ参照、リソース使い果たし

報告日時:
2008-10-26
影響を受けるパッケージ:
clamav
危険性:
あり
参考セキュリティデータベース:
Mitre の CVE 辞書: CVE-2008-3912, CVE-2008-3913, CVE-2008-3914.
詳細:

複数のサービス拒否攻撃に繋がる欠陥が、ClamAV アンチウィルスツールキット に発見されました。

メモリ不足条件のチェックが不足しているため、ヌルポインタ参照が起きます (CVE-2008-3912)。

エラー処理論理に誤りがあり、メモリリーク (CVE-2008-3913) やファイルディ スクリプタリーク (CVE-2008-3914) に繋がります。

安定版 (stable) ディストリビューション (etch) では、これらの問題はバージ ョン 0.90.1dfsg-4etch15 で修正されています。

テスト版 (testing) および不安定版 (unstable) ディストリビューション (lenny および sid) では、これらの問題はバージョン 0.94.dfsg-1 で修正さ れています。

直ぐに clamav パッケージをアップグレードすることを勧めます。

修正:

Debian GNU/Linux 4.0 (etch)

ソース:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-4etch15.diff.gz
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg.orig.tar.gz
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-4etch15.dsc
アーキテクチャ非依存コンポーネント:
http://security.debian.org/pool/updates/main/c/clamav/clamav-docs_0.90.1dfsg-4etch15_all.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-base_0.90.1dfsg-4etch15_all.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-testfiles_0.90.1dfsg-4etch15_all.deb
Alpha:
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-4etch15_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-4etch15_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-4etch15_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-4etch15_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-4etch15_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-4etch15_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-4etch15_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-4etch15_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-4etch15_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-4etch15_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-4etch15_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-4etch15_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-4etch15_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-4etch15_amd64.deb
ARM:
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-4etch15_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-4etch15_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-4etch15_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-4etch15_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-4etch15_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-4etch15_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-4etch15_arm.deb
HP Precision:
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-4etch15_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-4etch15_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-4etch15_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-4etch15_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-4etch15_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-4etch15_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-4etch15_hppa.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-4etch15_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-4etch15_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-4etch15_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-4etch15_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-4etch15_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-4etch15_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-4etch15_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-4etch15_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-4etch15_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-4etch15_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-4etch15_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-4etch15_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-4etch15_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-4etch15_ia64.deb
Big-endian MIPS:
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-4etch15_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-4etch15_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-4etch15_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-4etch15_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-4etch15_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-4etch15_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-4etch15_mips.deb
PowerPC:
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-4etch15_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-4etch15_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-4etch15_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-4etch15_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-4etch15_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-4etch15_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-4etch15_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-4etch15_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-4etch15_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-4etch15_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-4etch15_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-4etch15_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-4etch15_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-4etch15_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-4etch15_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-4etch15_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-4etch15_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-4etch15_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-4etch15_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-4etch15_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-4etch15_sparc.deb

一覧にあるファイルの MD5 チェックサムは勧告の原文にあります。