CVE-2018-15853
N/A
Published: August 25, 2018 at 09:00 PM UTC
Updated: June 17, 2026 at 01:43 AM UTC
3 products affected across 2 vendorsUbuntu LinuxXkbcommonLibxkbcommon
Using N/A by N/A?
Get instant alerts when new vulnerabilities affect N/A - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
N/A
Exploit prediction
EPSS 0.5%
Description
Endless recursion exists in xkbcomp/expr.c in xkbcommon and libxkbcommon before 0.8.1, which could be used by local attackers to crash xkbcommon users by supplying a crafted keymap file that triggers boolean negation.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Ubuntu Linux· Canonicalrubygems
95%v < 0.8.1
Affected range stops below 0.8.1, so it looks safe — our inference, not a vendor statement
v < 0.8.1
Affected range stops below 0.8.1, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (6)
Vendor Advisoryx_refsource_REDHAT
Source: [email protected]
https://access.redhat.com/errata/RHSA-2019:2079x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/xkbcommon/libxkbcommon/commit/1f9d1248c07cda8aaff762429c0dce146de8632ax_refsource_MISCMailing ListPatchThird Party Advisory
Source: [email protected]
https://lists.freedesktop.org/archives/wayland-devel/2018-August/039232.htmlVendor Advisoryx_refsource_GENTOOThird Party Advisory
Source: [email protected]
https://security.gentoo.org/glsa/201810-05Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
Source: [email protected]
https://usn.ubuntu.com/3786-1/Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
Source: [email protected]
https://usn.ubuntu.com/3786-2/Quick Info
StatusMODIFIED
CWE
CWE-400
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card