Heap-based buffer overflow in the jpc_cox_getcompparms function in libjasper/jpc/jpc_cs.c in JasPer 1.900.1 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted numrlvls value in a coding style default (COD) marker segment in a JPEG2000 file.
結論預警: CVE-2011-4516 綜合評估為中等風險（55.5/100）：CVSS 技術影響為中級，利用機率偏高（EPSS 10.62%，百分位 95%） 核心證據: EPSS 顯示該漏洞近期被利用的可能性處於高位。 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 | 47.82% | 10.62% | -37.20% |
| 2 | 2026-01-23 | 51.53% | 47.82% | -3.70% |
| 3 | 2026-01-18 | — | 51.53% | — |
完整 EPSS 歷史 （共 15 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 |
|---|---|---|---|---|---|---|
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2011-4516 not yet assigned priority: Debian including 1 source packages (ghostscript), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2011-4516 |
gentoo
|
normal | CVE-2011-4516: 1 GLSA(s) (201201-10), 1 atom(s) (media-libs/jasper); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2011-4516 |
redhat
|
high | — | https://access.redhat.com/security/cve/CVE-2011-4516 |
suse
|
medium | CVE-2011-4516 severity moderate: SUSE including 37 source package names (jasper, jasper-1.900.14-3.1, …), 71 product×package rows across 40 product lines (SUSE Linux Enterprise Desktop 12 SP3, SUSE Linux Enterprise Desktop 12 SP4, … (40 product lines)): Fixed 47, Known Not Affected 24. | https://www.suse.com/security/cve/CVE-2011-4516/ |
ubuntu
|
medium | CVE-2011-4516 medium priority: Ubuntu including 3 source packages (ghostscript, jasper, netpbm-free), 18 status rows across 6 suites (hardy, lucid, maverick, natty, oneiric, upstream): not-affected 7, released 7, needs-triage 3, ignored 1. | https://ubuntu.com/security/CVE-2011-4516 |
| 廠商 | 產品 | 版本 | 原始 CPE |
|---|---|---|---|
| jasper_project | jasper | 1.900.1 | cpe:2.3:a:jasper_project:jasper:1.900.1:*:*:*:*:*:*:* |
| oracle | outside_in_technology | 8.3.5 | cpe:2.3:a:oracle:outside_in_technology:8.3.5:*:*:*:*:*:*:* |
| oracle | outside_in_technology | 8.3.7 | cpe:2.3:a:oracle:outside_in_technology:8.3.7:*:*:*:*:*:*:* |
| canonical | ubuntu_linux | 10.04 | cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:-:*:*:* |
| canonical | ubuntu_linux | 10.10 | cpe:2.3:o:canonical:ubuntu_linux:10.10:*:*:*:*:*:*:* |
| canonical | ubuntu_linux | 11.04 | cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:* |
| canonical | ubuntu_linux | 11.10 | cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:* |
| debian | debian_linux | 6.0 | cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:* |
| fedoraproject | fedora | 15 | cpe:2.3:o:fedoraproject:fedora:15:*:*:*:*:*:*:* |
| fedoraproject | fedora | 16 | cpe:2.3:o:fedoraproject:fedora:16:*:*:*:*:*:*:* |
| suse | linux_enterprise_desktop | 11 | cpe:2.3:o:suse:linux_enterprise_desktop:11:sp1:*:*:*:*:*:* |
| suse | linux_enterprise_server | 11 | cpe:2.3:o:suse:linux_enterprise_server:11:sp1:*:*:*:-:*:* |
| suse | linux_enterprise_server | 11 | cpe:2.3:o:suse:linux_enterprise_server:11:sp1:*:*:*:vmware:*:* |
| suse | linux_enterprise_software_development_kit | 11 | cpe:2.3:o:suse:linux_enterprise_software_development_kit:11:sp1:*:*:*:*:*:* |