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node-tar has a race condition leading to uninitialized memory exposure

🗓️ 30 Oct 2025 17:13:17Reported by GitHub Advisory DatabaseType 
github
 github🔗 github.com👁 14 Views

node-tar race condition exposes uninitialized memory when reading tar with sync while on-disk file shrinks.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: Uninitialized Memory Exposure in node-tar list/t Sync Mode When Tar File Is Modified During Read affect IBM watsonx.data
20 Mar 202608:20
–ibm
IBM Security Bulletins		Security Bulletin: IBM App Connect Enterprise Certified Container operands are vulnerable to denial of service [CVE-2025-64118]
26 Nov 202516:36
–ibm
IBM Security Bulletins		Security Bulletin: Security vulnerabilities have been found in IBM Verify Identity Access Digital Credentials (CVE-2025-56200, CVE-2025-64118, CVE-2025-59343)
9 Jan 202600:45
–ibm
IBM Security Bulletins		Security Bulletin: There are multiple vulnerabilities that can affect IBM Fusion
19 Dec 202520:44
–ibm
IBM Security Bulletins		Security Bulletin: IBM App Connect Enterprise is vulnerable to multiple vulnerabilities due to different node modules (CVE-2025-57350,CVE-2025-56200 & CVE-2025-64118)
26 Nov 202510:31
–ibm
Chainguard		CVE-2025-64118 vulnerabilities
4 Nov 202513:49
–cgr
Circl		CVE-2025-64118
30 Oct 202519:55
–circl
CNNVD		node-tar 安全漏洞
30 Oct 202500:00
–cnnvd
CVE		CVE-2025-64118
30 Oct 202517:50
–cve
Cvelist		CVE-2025-64118 node-tar vulnerable to race condition leading to uninitialized memory exposure
30 Oct 202517:50
–cvelist
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Vulners
Node
tar_projecttarMatch7.5.1npm

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30 Oct 2025 19:53Current
6.5Medium risk
Vulners AI Score6.5
CVSS 46.1
EPSS0.00005
SSVC
CWE-362
node tarrace conditionuninitialized memorysync modetar readon disk shrink
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