The demangle_template_value_parm and do_hpacc_template_literal functions in cplus-dem.c in libiberty allow remote attackers to cause a denial of service (out-of-bounds read and crash) via a crafted binary.
総合評価: CVE-2016-4493 は中リスク(43.7/100)。CVSS 深刻度は中。悪用される可能性が高い(EPSS 0.42%、61 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 | 2025-06-19 | 0.13% | 0.42% | +0.30% |
| 2 | 2025-03-30 | 0.32% | 0.13% | -0.19% |
| 3 | 2025-03-29 | — | 0.32% | — |
EPSS の全履歴 (全 6 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 | 3.0 | MEDIUM |
|
1.8 | 3.6 | [email protected] |
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
low | CVE-2016-4493 low priority: Debian including 3 source packages (binutils, ht, libiberty), 15 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 15. | https://security-tracker.debian.org/tracker/CVE-2016-4493 |
redhat
|
low | — | https://access.redhat.com/security/cve/CVE-2016-4493 |
suse
|
low | CVE-2016-4493 severity low: SUSE including 14 source package names (cpp, gcc, …), 136 product×package rows across 19 product lines (SUSE CaaS Platform 4.5, SUSE Enterprise Storage 7, … (19 product lines)): Known Not Affected 136. | https://www.suse.com/security/cve/CVE-2016-4493/ |
ubuntu
|
low | CVE-2016-4493 low priority: Ubuntu including 11 source packages (binutils, binutils-h8300-hms, …), 264 status rows across 24 suites (artful, bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, precise, questing, trusty, upstream, wily, xenial, yakkety, zesty): not-affected 117, ignored 72, DNE 33, needed 22, needs-triage 11, released 9. | https://ubuntu.com/security/CVE-2016-4493 |
| URL | タグ |
|---|---|
| http://www.openwall.com/lists/oss-security/2016/05/05/5 | Mailing List Patch Third Party Advisory |
| http://www.securityfocus.com/bid/90014 | |
| https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70926 | Issue Tracking |
| https://gcc.gnu.org/ml/gcc-patches/2016-05/msg00223.html | Patch Vendor Advisory |