CVE-2026-114690

Gcc: confirmed out-of-bounds read/write in libstdc++ parallel `std

MEDIUM
6.2
CVSS Score
Published: October 30, 2026 at 07:13 AM UTC
Updated: October 30, 2026 at 07:18 PM UTC
3 products affected across 1 vendorOpenShift Container PlatformEnterprise LinuxHardened Images

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Severity
MEDIUM6.2
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

A flaw was found in GCC. An out-of-bounds memory access vulnerability exists in the libstdc++ parallel search implementation due to an undersized internal buffer. A local attacker can exploit this flaw by providing crafted search data to an application compiled with parallel mode, causing the process to crash and leading to a Denial of Service (DoS).

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

VDB Entryx_refsource_REDHAT
Source: cverecord
https://access.redhat.com/security/cve/CVE-2026-114690
Issue Trackingx_refsource_REDHAT
Source: cverecord
https://bugzilla.redhat.com/show_bug.cgi?id=2478652

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.2MEDIUMredhat
Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-787

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