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CVE-2026-17507

🗓️ 02 Oct 2026 08:17:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 11 Views

Signed int comparison in Bouncy Castle for Java MLS causes DoS via heap exhaustion.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-17507
2 Oct 202607:26
–cve
cvelist
Cvelist
CVE-2026-17507 MLS membership checks compare a uint32 leaf_index as signed, admitting an out-of-range sender
2 Oct 202607:26
–cvelist
debiancve
Debian CVE
CVE-2026-17507
2 Oct 202607:26
–debiancve
euvd
EUVD
EUVD-2026-91235
2 Oct 202607:26
–euvd
mend
Mend
CVE-2026-17507
2 Oct 202607:26
–mend
nvd
NVD
CVE-2026-17507
2 Oct 202608:17
–nvd
opensuse
OPENSUSE Linux
bouncycastle-1.86-1.1 on GA media (moderate)
21 Oct 202600:00
–opensuse
osv_cga
osv_cga
CGA-JCMQ-92X4-4C96
26 Oct 202619:46
–osv_cga
osv_cga
osv_cga
CGA-XH2W-W5G2-8X68
26 Oct 202619:46
–osv_cga
osv_cleanstart
osv_cleanstart
CLEANSTART-2026-XF81157 In Bouncy Castle for Java before 1
22 Oct 202600:39
–osv_cleanstart
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu16.04allbouncycastle0bouncycastle_0_all.deb
Ubuntu18.04allbouncycastle0bouncycastle_0_all.deb
Ubuntu20.04allbouncycastle0bouncycastle_0_all.deb
Ubuntu22.04allbouncycastle0bouncycastle_0_all.deb
Ubuntu24.04allbouncycastle0bouncycastle_0_all.deb
Ubuntu26.04allbouncycastle0bouncycastle_0_all.deb
Ubuntu26.10allbouncycastle0bouncycastle_0_all.deb

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15 Oct 2026 20:04Current
6Medium risk
Vulners AI Score6
CVSS 3.17.5
CVSS 48.7
EPSS0.0042
SSVC
11