Medium severity4.4NVD Advisory· Published Sep 25, 2023· Updated Jun 17, 2026
CVE-2023-4156
CVE-2023-4156
Description
A heap out-of-bounds read flaw was found in builtin.c in the gawk package. This issue may lead to a crash and could be used to read sensitive information.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
20cpe:/o:redhat:enterprise_linux:6+ 3 more
- cpe:/o:redhat:enterprise_linux:6
- cpe:/o:redhat:enterprise_linux:7
- cpe:/o:redhat:enterprise_linux:8
- cpe:/o:redhat:enterprise_linux:9
- osv-coords14 versionspkg:rpm/opensuse/gawk&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/gawk&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/gawk&distro=openSUSE%20Leap%20Micro%205.3pkg:rpm/opensuse/gawk&distro=openSUSE%20Leap%20Micro%205.4pkg:rpm/suse/gawk&distro=SUSE%20Linux%20Enterprise%20Micro%205.1pkg:rpm/suse/gawk&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg:rpm/suse/gawk&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/gawk&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/gawk&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP4pkg:rpm/suse/gawk&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg:rpm/suse/gawk&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/gawk&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/gawk&distro=SUSE%20Manager%20Proxy%204.2pkg:rpm/suse/gawk&distro=SUSE%20Manager%20Server%204.2
< 4.2.1-150000.3.3.1+ 13 more
- (no CPE)range: < 4.2.1-150000.3.3.1
- (no CPE)range: < 4.2.1-150000.3.3.1
- (no CPE)range: < 4.2.1-150000.3.3.1
- (no CPE)range: < 4.2.1-150000.3.3.1
- (no CPE)range: < 4.2.1-150000.3.3.1
- (no CPE)range: < 4.2.1-150000.3.3.1
- (no CPE)range: < 4.2.1-150000.3.3.1
- (no CPE)range: < 4.2.1-150000.3.3.1
- (no CPE)range: < 4.2.1-150000.3.3.1
- (no CPE)range: < 4.2.1-150000.3.3.1
- (no CPE)range: < 4.1.0-5.3.1
- (no CPE)range: < 4.1.0-5.3.1
- (no CPE)range: < 4.2.1-150000.3.3.1
- (no CPE)range: < 4.2.1-150000.3.3.1
- Fedora/Fedorav5
Patches
Vulnerability mechanics
References
2- access.redhat.com/security/cve/CVE-2023-4156nvdExploitIssue TrackingRelease NotesThird Party Advisory
- bugzilla.redhat.com/show_bug.cginvdExploitIssue TrackingRelease NotesThird Party Advisory
News mentions
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