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CVE-2026-117556

🗓️ 27 Oct 2026 14:16:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 6 Views

Heap out-of-bounds read in zchunk read_preface() causes application crash.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-117556
27 Oct 202613:37
–circl
cve
CVE
CVE-2026-117556
27 Oct 202613:07
–cve
cvelist
Cvelist
CVE-2026-117556 zchunk before 1.5.5 Heap Out-of-Bounds Read via read_preface()
27 Oct 202613:07
–cvelist
debiancve
Debian CVE
CVE-2026-117556
28 Oct 202618:48
–debiancve
euvd
EUVD
EUVD-2026-110834
27 Oct 202613:07
–euvd
mend
Mend
CVE-2026-117556
27 Oct 202613:07
–mend
mscve
Microsoft CVE
zchunk before 1.5.5 Heap Out-of-Bounds Read via read_preface()
29 Oct 202608:03
–mscve
nvd
NVD
CVE-2026-117556
27 Oct 202614:16
–nvd
osv_azl
osv_azl
AZL-111188 CVE-2026-117556 affecting package zchunk 1.3.2-1
27 Oct 202614:16
–osv_azl
osv_debian
osv_debian
DEBIAN-CVE-2026-117556
27 Oct 202614:16
–osv_debian
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu22.04allzchunk0zchunk_0_all.deb
Ubuntu24.04allzchunk0zchunk_0_all.deb
Ubuntu26.04allzchunk0zchunk_0_all.deb
Ubuntu26.10allzchunk0zchunk_0_all.deb

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28 Oct 2026 16:06Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.14.3
CVSS 45.3
EPSS0.00328
SSVC
6