Qemu before 2.0 block driver for Hyper-V VHDX Images is vulnerable to infinite loops and other potential issues when calculating BAT entries, due to missing bounds checks for block_size and logical_sector_size variables. These are used to derive other fields like 'sectors_per_block' etc. A user able to alter the Qemu disk image could ise this flaw to crash the Qemu instance resulting in DoS.
総合評価: CVE-2014-0148 は低リスク（27.7/100）。CVSS 深刻度は中。悪用される可能性が高い（EPSS 0.06%、16 パーセンタイル） 推奨対応: 悪用情報と EPSS の推移を監視し、必要に応じて優先度を見直してください。
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。
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 | 2025-04-03 | 0.04% | 0.06% | +0.02% |
| 2 | 2025-03-30 | 0.08% | 0.04% | -0.03% |
| 3 | 2025-03-29 | — | 0.08% | — |
EPSS の全履歴 （全 10 件）
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 |
|---|---|---|---|---|---|---|
| 5.5 | 3.1 | MEDIUM |
|
1.8 | 3.6 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2014-0148 not yet assigned priority: Debian including 1 source packages (qemu), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2014-0148 |
redhat
|
low | — | https://access.redhat.com/security/cve/CVE-2014-0148 |
suse
|
medium | CVE-2014-0148 severity moderate: SUSE including 50 source package names (kvm, qemu, …), 727 product×package rows across 51 product lines (HPE Helion OpenStack 8, SUSE CaaS Platform 4.5, … (51 product lines)): Known Not Affected 727. | https://www.suse.com/security/cve/CVE-2014-0148/ |
ubuntu
|
medium | CVE-2014-0148 medium priority: Ubuntu including 2 source packages (qemu, qemu-kvm), 12 status rows across 6 suites (lucid, precise, quantal, saucy, trusty, upstream): DNE 5, not-affected 4, ignored 1, needs-triage 1, released 1. | https://ubuntu.com/security/CVE-2014-0148 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| qemu | qemu | < 2.0.0 | cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* |
| redhat | virtualization | 3.0 | cpe:2.3:a:redhat:virtualization:3.0:*:*:*:*:*:*:* |
| redhat | enterprise_linux_desktop | 6.0 | cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* |
| redhat | enterprise_linux_eus | 6.5 | cpe:2.3:o:redhat:enterprise_linux_eus:6.5:*:*:*:*:*:*:* |
| redhat | enterprise_linux_openstack_platform | 5 | cpe:2.3:o:redhat:enterprise_linux_openstack_platform:5:*:*:*:*:*:*:* |
| redhat | enterprise_linux_server | 6.0 | cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* |
| redhat | enterprise_linux_server_aus | 6.5 | cpe:2.3:o:redhat:enterprise_linux_server_aus:6.5:*:*:*:*:*:*:* |
| redhat | enterprise_linux_server_tus | 6.5 | cpe:2.3:o:redhat:enterprise_linux_server_tus:6.5:*:*:*:*:*:*:* |
| redhat | enterprise_linux_workstation | 6.0 | cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* |
| URL | タグ |
|---|---|
| http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=1d7678dec4761acdc43439da6ceda41a703ba1a6 | |
| http://rhn.redhat.com/errata/RHSA-2014-0420.html | Third Party Advisory |
| http://rhn.redhat.com/errata/RHSA-2014-0421.html | Third Party Advisory |
| http://www.openwall.com/lists/oss-security/2014/03/26/8 | Mailing List Patch Third Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=1078212 | Issue Tracking Patch Third Party Advisory |
| https://lists.gnu.org/archive/html/qemu-devel/2014-03/msg04994.html | Mailing List Patch Third Party Advisory |