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CVE-2026-6791 Potential stack-based buffer clash during tilde expansion in wordexp

🗓️ 10 Aug 2026 18:41:25Reported by glibcType 
cvelist
 cvelist
🔗 www.cve.org👁 43 Views

wordexp's parse_tilde uses unbounded strndupa for usernames, enabling stack clash via long tilde paths.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-6791
10 Aug 202618:41
–attackerkb
cgr
Chainguard
CVE-2026-6791 vulnerabilities
3 Jul 202602:17
–cgr
circl
Circl
CVE-2026-6791
19 Aug 202608:09
–circl
cve
CVE
CVE-2026-6791
10 Aug 202618:41
–cve
debiancve
Debian CVE
CVE-2026-6791
10 Aug 202618:41
–debiancve
euvd
EUVD
EUVD-2026-55729
10 Aug 202618:41
–euvd
mageia
Mageia
Updated glibc package fixes security vulnerabilities
11 Sep 202617:26
–mageia
mscve
Microsoft CVE
Potential stack-based buffer clash during tilde expansion in wordexp
12 Aug 202608:03
–mscve
nvd
NVD
CVE-2026-6791
10 Aug 202619:17
–nvd
opensuse
OPENSUSE Linux
glibc-2.44-1.1 on GA media (moderate)
3 Sep 202600:00
–opensuse
Rows per page
[
  {
    "vendor": "The GNU C Library",
    "product": "glibc",
    "platforms": [
      "Linux"
    ],
    "collectionURL": "https://sourceware.org/glibc/",
    "packageName": "glibc",
    "repo": "https://sourceware.org/git/?p=glibc.git",
    "versions": [
      {
        "status": "affected",
        "version": "2.0",
        "lessThanOrEqual": "2.43",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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