Out-of-bounds Read in Linux
CVE-2019-3459
A heap address information leak while using L2CAP_GET_CONF_OPT was discovered in the Linux kernel before 5.1-rc1.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.018 (78.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 78.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
Affected products
- Linux — versions before 5.1-rc1, fixed in 5.1-rc1
- Linux Kernel
- Canonical Ubuntu Linux — versions 14.04, 16.04, 18.04
- Debian Linux — versions 8.0
- Red Hat Codeready Linux Builder — versions 8.0
- Red Hat Enterprise Linux — versions 5.0, 6.0, 7.0
- Red Hat Enterprise Linux Desktop — versions 7.0
- Red Hat Enterprise Linux Eus — versions 8.1, 8.2, 8.4
- Red Hat Enterprise Linux For Real Time — versions 7, 8
- Red Hat Enterprise Linux For Real Time Nfv — versions 7, 8
Weakness classification (CWE)
Public proof-of-concept exploits
References
- marc.info/ (mailing-list, Exploit, Mailing List, Third Party Advisory)
- lore.kernel.org/linux-bluetooth/20190110062833.GA15047@kroah.com/ (mailing-list)
- git.kernel.org/linus/7c9cbd0b5e38a1672fcd137894ace3b042dfbf69 (Patch, Vendor Advisory)
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Mitigation, Issue Tracking)
- people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-3459.html (Third Party Advisory)
- bugzilla.novell.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- lists.debian.org/debian-lts-announce/2019/05/msg00002.html (mailing-list, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2019/05/msg00041.html (mailing-list, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2019/05/msg00042.html (mailing-list, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2019/06/27/2 (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-3459?
- CVE-2019-3459 is a medium-severity vulnerability in Linux, classified under Out-of-bounds Read. CVSS score: 6.5/10. Published 2019-04-11.
- How severe is CVE-2019-3459?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2019-3459 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.