Home/CVE/A heap address information leak while using L2CAP_GET_CONF_OPT was discovered in the Linux kernel before 5.1-rc1.
CVE

CVE-2019-3459

A heap address information leak while using L2CAP_GET_CONF_OPT was discovered in the Linux kernel before 5.1-rc1.

A heap address information leak while using L2CAP_GET_CONF_OPT was discovered in the Linux kernel before 5.1-rc1.

MEDIUM · CVSS 6.5 EPSS 0.00465
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-125Out-of-bounds Read
▤

Affected Products & Versions

16
linux kernel<= 5.1
canonical ubuntu linuxall versions
redhat codeready linux builderall versions
redhat enterprise linuxall versions
redhat enterprise linux desktopall versions
redhat enterprise linux eusall versions
redhat enterprise linux for real timeall versions
redhat enterprise linux for real time for nfvall versions
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · security@debian.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD11 Apr 2019 · 04:29 PM
CVSS VectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
⚑

Vendor Advisories

24
rhsaRHSA-2020:0740Important
rhsaRHSA-2019:3517Important
rhsaRHSA-2019:3309Important
rhsaRHSA-2019:2043Important
rhsaRHSA-2019:2029Important
🔗

References & Sources

14
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2019/06/27/2Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2019/06/27/7Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2019/06/28/1Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2019/06/28/2Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2019/08/12/1Mailing ListThird Party Advisory
https://bugzilla.novell.com/show_bug.cgi?id=1120758Issue TrackingPatchThird Party Advisory
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