The process_tx_desc function in hw/net/e1000.c in QEMU before 2.4.0.1 does not properly process transmit descriptor data when sending a network packet, which allows attackers to cause a denial of service (infinite loop and guest crash) via unspecified vectors.
総合評価: CVE-2015-6815 は中リスク(41.8/100)。CVSS 深刻度は低。悪用される可能性が高い(EPSS 1.57%、81 パーセンタイル) 推奨対応: 影響資産を整理し、修補計画に組み込んでください。
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 | 2026-03-19 | 2.25% | 1.57% | -0.67% |
| 2 | 2025-12-28 | 1.90% | 2.25% | +0.35% |
| 3 | 2025-12-27 | — | 1.90% | — |
EPSS の全履歴 (全 13 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 |
|---|---|---|---|---|---|---|
| 3.5 | 3.1 | LOW |
|
2.1 | 1.4 | [email protected] |
| 2.7 | 2.0 | LOW |
|
5.1 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2015-6815 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-2015-6815 |
gentoo
|
normal | CVE-2015-6815: 1 GLSA(s) (201602-01), 1 atom(s) (app-emulation/qemu); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2015-6815 |
redhat
|
low | — | https://access.redhat.com/security/cve/CVE-2015-6815 |
suse
|
low | CVE-2015-6815 severity low: SUSE including 907 source package names (amazon/suse-sles-15-sp1-chost-byos-v20210304-hvm-ssd-x86_64, amazon/suse-sles-15-sp1-chost-byos-v20220127-hvm-ssd-x86_64, …), 1238 product×package rows across 76 product lines (HPE Helion OpenStack 8, SUSE Linux Enterprise Desktop 11 SP3, … (76 product lines)): Fixed 955, Known Affected 157, Known Not Affected 126. | https://www.suse.com/security/cve/CVE-2015-6815/ |
ubuntu
|
low | CVE-2015-6815 low priority: Ubuntu including 2 source packages (qemu, qemu-kvm), 8 status rows across 4 suites (precise, trusty, upstream, vivid): DNE 3, released 3, needs-triage 2. | https://ubuntu.com/security/CVE-2015-6815 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| qemu | qemu | < 2.4.0.1 | cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* |
| fedoraproject | fedora | 21 | cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:* |
| fedoraproject | fedora | 22 | cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:* |
| fedoraproject | fedora | 23 | cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:* |
| novell | suse_linux_enterprise_software_development_kit | 11.0 | cpe:2.3:a:novell:suse_linux_enterprise_software_development_kit:11.0:sp3:*:*:*:*:*:* |
| novell | suse_linux_enterprise_software_development_kit | 11.0 | cpe:2.3:a:novell:suse_linux_enterprise_software_development_kit:11.0:sp4:*:*:*:*:*:* |
| novell | suse_linux_enterprise_software_development_kit | 12.0 | cpe:2.3:a:novell:suse_linux_enterprise_software_development_kit:12.0:*:*:*:*:*:*:* |
| novell | suse_linux_enterprise_debuginfo | 11.0 | cpe:2.3:o:novell:suse_linux_enterprise_debuginfo:11.0:sp3:*:*:*:*:*:* |
| novell | suse_linux_enterprise_debuginfo | 11.0 | cpe:2.3:o:novell:suse_linux_enterprise_debuginfo:11.0:sp4:*:*:*:*:*:* |
| novell | suse_linux_enterprise_desktop | 11.0 | cpe:2.3:o:novell:suse_linux_enterprise_desktop:11.0:sp3:*:*:*:*:*:* |
| novell | suse_linux_enterprise_desktop | 11.0 | cpe:2.3:o:novell:suse_linux_enterprise_desktop:11.0:sp4:*:*:*:*:*:* |
| novell | suse_linux_enterprise_desktop | 12.0 | cpe:2.3:o:novell:suse_linux_enterprise_desktop:12.0:*:*:*:*:*:*:* |
| novell | suse_linux_enterprise_server | 11.0 | cpe:2.3:o:novell:suse_linux_enterprise_server:11.0:sp3:*:*:*:*:*:* |
| novell | suse_linux_enterprise_server | 11.0 | cpe:2.3:o:novell:suse_linux_enterprise_server:11.0:sp4:*:*:*:*:*:* |
| novell | suse_linux_enterprise_server | 12.0 | cpe:2.3:o:novell:suse_linux_enterprise_server:12.0:*:*:*:*:*:*:* |
| canonical | ubuntu_linux | 12.04 | cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* |
| canonical | ubuntu_linux | 14.04 | cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* |
| canonical | ubuntu_linux | 15.04 | cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:* |
| redhat | openstack | 5.0 | cpe:2.3:a:redhat:openstack:5.0:*:*:*:*:*:*:* |
| redhat | openstack | 6.0 | cpe:2.3:a:redhat:openstack:6.0:*:*:*:*:*:*:* |
| redhat | openstack | 7.0 | cpe:2.3:a:redhat:openstack:7.0:*:*:*:*:*:*:* |
| redhat | enterprise_linux | 5.0 | cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:* |
| redhat | enterprise_linux | 6.0 | cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:* |
| redhat | enterprise_linux | 7.0 | cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* |
| xen | xen | 4.4.3 | cpe:2.3:o:xen:xen:4.4.3:*:*:*:*:*:*:* |
| xen | xen | 4.5.1 | cpe:2.3:o:xen:xen:4.5.1:*:*:*:*:*:*:* |
| arista | eos | 4.12 | cpe:2.3:o:arista:eos:4.12:*:*:*:*:*:*:* |
| arista | eos | 4.13 | cpe:2.3:o:arista:eos:4.13:*:*:*:*:*:*:* |
| arista | eos | 4.14 | cpe:2.3:o:arista:eos:4.14:*:*:*:*:*:*:* |
| arista | eos | 4.15 | cpe:2.3:o:arista:eos:4.15:*:*:*:*:*:*:* |