Stack-based buffer overflow in the catopen function in the GNU C Library (aka glibc or libc6) before 2.23 allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a long catalog name.
結論預警: CVE-2015-8779 綜合評估為高風險（73.9/100）：CVSS 技術影響為嚴重級，利用機率偏高（EPSS 5.97%，百分位 92%） 核心證據: EPSS 顯示該漏洞近期被利用的可能性處於高位。 近一日 EPSS 上升 +2.39%，被利用關注度持續升高。 強制指令: 被利用機率偏高—請盤點暴露面並優先安排修補。
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。
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 | 3.58% | 5.97% | +2.39% |
| 2 | 2026-05-13 | 5.55% | 3.58% | -1.97% |
| 3 | 2026-04-23 | — | 5.55% | — |
完整 EPSS 歷史 （共 31 筆）
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 |
|---|---|---|---|---|---|---|
| 9.8 | 3.0 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2015-8779 not yet assigned priority: Debian including 1 source packages (glibc), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2015-8779 |
gentoo
|
normal | CVE-2015-8779: 2 GLSA(s) (201602-02, 201702-11), 1 atom(s) (sys-libs/glibc); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2015-8779 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2015-8779 |
suse
|
critical | CVE-2015-8779 severity critical: SUSE including 561 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, …), 846 product×package rows across 75 product lines (HPE Helion OpenStack 8, SUSE Liberty Linux 7, … (75 product lines)): Fixed 592, Known Affected 157, Known Not Affected 97. | https://www.suse.com/security/cve/CVE-2015-8779/ |
ubuntu
|
low | CVE-2015-8779 low priority: Ubuntu including 2 source packages (eglibc, glibc), 16 status rows across 8 suites (precise, trusty, upstream, vivid, wily, xenial, yakkety, zesty): DNE 7, not-affected 3, released 3, needed 2, ignored 1. | https://ubuntu.com/security/CVE-2015-8779 |
| 廠商 | 產品 | 版本 | 原始 CPE |
|---|---|---|---|
| suse | linux_enterprise_debuginfo | 11 | cpe:2.3:a:suse:linux_enterprise_debuginfo:11:sp2:*:*:*:*:*:* |
| suse | linux_enterprise_debuginfo | 11 | cpe:2.3:a:suse:linux_enterprise_debuginfo:11:sp3:*:*:*:*:*:* |
| suse | linux_enterprise_debuginfo | 11 | cpe:2.3:a:suse:linux_enterprise_debuginfo:11:sp4:*:*:*:*:*:* |
| opensuse | opensuse | 13.2 | cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* |
| suse | linux_enterprise_desktop | 11 | cpe:2.3:o:suse:linux_enterprise_desktop:11:sp3:*:*:*:*:*:* |
| suse | linux_enterprise_desktop | 11 | cpe:2.3:o:suse:linux_enterprise_desktop:11:sp4:*:*:*:*:*:* |
| suse | linux_enterprise_desktop | 12 | cpe:2.3:o:suse:linux_enterprise_desktop:12:*:*:*:*:*:*:* |
| suse | linux_enterprise_desktop | 12 | cpe:2.3:o:suse:linux_enterprise_desktop:12:sp1:*:*:*:*:*:* |
| suse | linux_enterprise_server | 11 | cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:ltss:*:*:* |
| suse | linux_enterprise_server | 11 | cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:*:*:*:* |
| suse | linux_enterprise_server | 11 | cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:*:vmware:*:* |
| suse | linux_enterprise_server | 11 | cpe:2.3:o:suse:linux_enterprise_server:11:sp4:*:*:*:*:*:* |
| suse | linux_enterprise_server | 12 | cpe:2.3:o:suse:linux_enterprise_server:12:sp1:*:*:*:*:*:* |
| suse | linux_enterprise_software_development_kit | 11 | cpe:2.3:o:suse:linux_enterprise_software_development_kit:11:sp3:*:*:*:*:*:* |
| suse | linux_enterprise_software_development_kit | 11 | cpe:2.3:o:suse:linux_enterprise_software_development_kit:11:sp4:*:*:*:*:*:* |
| suse | linux_enterprise_software_development_kit | 12 | cpe:2.3:o:suse:linux_enterprise_software_development_kit:12:*:*:*:*:*:*:* |
| suse | linux_enterprise_software_development_kit | 12 | cpe:2.3:o:suse:linux_enterprise_software_development_kit:12:sp1:*:*:*:*:*:* |
| suse | suse_linux_enterprise_server | 12 | cpe:2.3:o:suse:suse_linux_enterprise_server:12:*:*:*:*:*:*:* |
| 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 | 15.10 | cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:* |
| debian | debian_linux | 8.0 | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* |
| gnu | glibc | <= 2.22 | cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:* |
| fedoraproject | fedora | 23 | cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:* |