Use-After-Free in Oracle Java Se (CVE-2019-7317)
Summary
Vulnerability in Oracle Java Se (CVE-2019-7317). Risk of unauthorized operations or information disclosure.
Original description
The description as published by the source.
png_image_free in png.c in libpng 1.6.x before 1.6.37 has a use-after-free because png_image_free_function is called under png_safe_execute.
Source: NIST National Vulnerability Database NVD
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2019-7317 has been found in Oracle Java Se.
Risk of unauthorized operations or information disclosure. CVSS score: 5.3/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "Oracle Java Se CVE-2019-7317" on the vendor's site.
CVE-2019-7317 (Oracle Java Se) — CWE-416 / CVSS v3 5.3
Attack vector: remote (network-reachable) / unauthenticated
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
Use-after-free (CWE-416) exists in Oracle Java Se.
Check the vendor advisory for the affected versions of Oracle Java Se.
Severity: Medium (CVSS 5.3/10). Risk of unauthorized operations or information disclosure.
Update to the patched release per vendor advisory.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
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1Identify exposure identify
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで Oracle Java Se を使っているサービスとバージョンを洗い出す。
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2Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
Fix status by distribution
Fixed packages published by each distribution for this CVE
- Alpine Linux ALPINE-CVE-2019-7317 libpng Fixed in: 1.6.37-r0
- Debian DEBIAN-CVE-2019-7317 firefox-esr Fixed in: 60.7.0esr-1
- Ubuntu UBUNTU-CVE-2019-7317 firefox Fixed in: 67.0+build2-0ubuntu0.16.04.1
References
- advisory lists.opensuse.org
- advisory lists.opensuse.org
- advisory lists.opensuse.org
- advisory lists.opensuse.org
- advisory lists.opensuse.org
- advisory packetstormsecurity.com
- advisory securityfocus.com
- advisory access.redhat.com
- advisory access.redhat.com
- advisory access.redhat.com
- advisory access.redhat.com
- advisory access.redhat.com
- advisory access.redhat.com
- advisory access.redhat.com
- advisory access.redhat.com
- advisory access.redhat.com
- advisory access.redhat.com
- advisory access.redhat.com
- advisory access.redhat.com
- advisory lists.debian.org
- advisory lists.debian.org
- advisory security.gentoo.org
- advisory security.netapp.com
- advisory support.hpe.com
- advisory usn.ubuntu.com
- advisory usn.ubuntu.com
- advisory usn.ubuntu.com
- advisory usn.ubuntu.com
- advisory usn.ubuntu.com
- advisory debian.org
- advisory debian.org
- advisory debian.org
- advisory oracle.com
- advisory oracle.com
- patch oracle.com
- report bugs.chromium.org
- report github.com
- report seclists.org
- report seclists.org
- report seclists.org
- report seclists.org
- report seclists.org