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Fencer Intel
medium 4.3

CVE-2013-4332 json

Multiple integer overflows in malloc/malloc.c in the GNU C Library (aka glibc or libc6) 2.18 and earlier allow context-dependent attackers…

published 13y ago modified 4mo ago also EUVD-2013-4218

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.6%
EPSS 2.6% chance of exploitation in 30 days, percentile 85%
public exploits
0
none known

Summary

Multiple integer overflows in malloc/malloc.c in the GNU C Library (aka glibc or libc6) 2.18 and earlier allow context-dependent attackers to cause a denial of service (heap corruption) via a large value to the (1) pvalloc, (2) valloc, (3) posix_memalign, (4) memalign, or (5) aligned_alloc functions.

Patch / fix

  • glibc Debian 14, Debian 13, Debian 12 2.17-93

debian advisories DEBIAN-CVE-2013-4332

  • glibc RHEL 6 2.12-1.132.el6
  • nscd RHEL 6 2.12-1.132.el6
  • glibc-utils RHEL 6 2.12-1.132.el6
  • glibc-common RHEL 6 2.12-1.132.el6
  • glibc-debuginfo-common RHEL 6 2.12-1.132.el6
  • glibc RHEL 5 2.5-118.el5_10.2
  • nscd RHEL 5 2.5-118.el5_10.2
  • glibc-utils RHEL 5 2.5-118.el5_10.2

red hat advisories RHSA-2013:1605RHSA-2013:1411

  • glibc openSUSE Tumbleweed 2.24-2.3

opensuse advisories openSUSE-SU-2024:10154-1

Is CVE-2013-4332 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2013-4332 updated cvss 4.4

glibc: three integer overflows in memory allocator

  • Red Hat Enterprise Linux (v. 5 server) nscd 2.5-118.el5_10.2, glibc 2.5-118.el5_10.2, glibc-utils 2.5-118.el5_10.2, glibc-common 2.5-118.el5_10.2, glibc-debuginfo-common 2.5-118.el5_10.2 Red Hat Enterprise Linux Desktop (v. 5 client) nscd 2.5-118.el5_10.2, glibc 2.5-118.el5_10.2, glibc-utils 2.5-118.el5_10.2, glibc-common 2.5-118.el5_10.2, glibc-debuginfo-common 2.5-118.el5_10.2
    fixed: vendor fix RHSA-2013:1411
  • Red Hat Enterprise Linux Desktop (v. 6) nscd 2.12-1.132.el6, glibc 2.12-1.132.el6, glibc-utils 2.12-1.132.el6, glibc-common 2.12-1.132.el6, glibc-debuginfo-common 2.12-1.132.el6 Red Hat Enterprise Linux Desktop Optional (v. 6) glibc 2.12-1.132.el6, glibc-debuginfo-common 2.12-1.132.el6 Red Hat Enterprise Linux HPC Node (v. 6) nscd 2.12-1.132.el6, glibc 2.12-1.132.el6, glibc-utils 2.12-1.132.el6, glibc-common 2.12-1.132.el6, glibc-debuginfo-common 2.12-1.132.el6 Red Hat Enterprise Linux HPC Node Optional (v. 6) glibc 2.12-1.132.el6, glibc-debuginfo-common 2.12-1.132.el6 Red Hat Enterprise Linux Server (v. 6) nscd 2.12-1.132.el6, glibc 2.12-1.132.el6, glibc-utils 2.12-1.132.el6, glibc-common 2.12-1.132.el6, glibc-debuginfo-common 2.12-1.132.el6 Red Hat Enterprise Linux Server Optional (v. 6) glibc 2.12-1.132.el6, glibc-debuginfo-common 2.12-1.132.el6
    +2 more products
    Red Hat Enterprise Linux Workstation (v. 6) nscd 2.12-1.132.el6, glibc 2.12-1.132.el6, glibc-utils 2.12-1.132.el6, glibc-common 2.12-1.132.el6, glibc-debuginfo-common 2.12-1.132.el6 Red Hat Enterprise Linux Workstation Optional (v. 6) glibc 2.12-1.132.el6, glibc-debuginfo-common 2.12-1.132.el6
    fixed: vendor fix RHSA-2013:1605
  • Red Hat Enterprise Linux 7 nscd, glibc, glibc-utils, glibc-common
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.61% chance of exploitation in the next 30 days, higher than 85% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • sourceware.org https://sourceware.org/bugzilla/show_bug.cgi?id=15857 referenced PoC, tagged "exploit" by a source, unverified
  • sourceware.org https://sourceware.org/bugzilla/show_bug.cgi?id=15855 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.