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Out-of-bounds Write Affecting glibc-minimal-langpack package, versions <2:2.28-225.0.4.ksplice1.el8_8.6

Severity

 Recommended
0.0
high
0
10

Based on Oracle Linux security rating

    Threat Intelligence

    Exploit Maturity
    Mature
    EPSS
    1.59% (88th percentile)

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  • Snyk ID SNYK-ORACLE8-GLIBCMINIMALLANGPACK-5935235
  • published 6 Oct 2023
  • disclosed 3 Oct 2023
Report a new vulnerability Found a mistake?

Introduced: 3 Oct 2023

CVE-2023-4911 Open this link in a new tab
CWE-787 Open this link in a new tab

How to fix?

Upgrade Oracle:8 glibc-minimal-langpack to version 2:2.28-225.0.4.ksplice1.el8_8.6 or higher.
This issue was patched in ELSA-2023-12872.

NVD Description

Note: Versions mentioned in the description apply only to the upstream glibc-minimal-langpack package and not the glibc-minimal-langpack package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

A buffer overflow was discovered in the GNU C Library's dynamic loader ld.so while processing the GLIBC_TUNABLES environment variable. This issue could allow a local attacker to use maliciously crafted GLIBC_TUNABLES environment variables when launching binaries with SUID permission to execute code with elevated privileges.

References

CVSS Scores

version 3.1
Expand this section

NVD

7.8 high
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
Expand this section

Red Hat

7.8 high