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Fencer Vulns
medium 4.7

CVE-2023-25588 json

Field `the_bfd` of `asymbol` is uninitialized in function `bfd_mach_o_get_synthetic_symtab`

published 2023-09-14 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-29530

cvss
4.7
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 32%
public exploits
0
none known

Summary

A flaw was found in Binutils. The field `the_bfd` of `asymbol`struct is uninitialized in the `bfd_mach_o_get_synthetic_symtab` function, which may lead to an application crash and local denial of service.

Patch / fix

  • binutils Debian 14, Debian 13, Debian 12 2.39.50.20221208-1

debian advisories DEBIAN-CVE-2023-25588

  • binutils Ubuntu 18.04 LTS 2.30-21ubuntu1~18.04.9
  • binutils Ubuntu 20.04 LTS 2.34-6ubuntu1.5
  • binutils Ubuntu 22.04 LTS 2.38-4ubuntu2.2
  • binutils Ubuntu Pro 14.04 LTS 2.24-5ubuntu14.2+esm1
  • binutils Ubuntu Pro 16.04 LTS 2.26.1-1ubuntu1~16.04.8+esm6

ubuntu advisories UBUNTU-CVE-2023-25588

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • binutils SLES for SAP 15 SP3, SLES for SAP 15 SP2, SLES for SAP 15 SP1 +18 more 2.41-150100.7.46.1
  • cross-rx-binutils openSUSE Leap 15.5 2.41-150100.7.46.1
  • cross-arm-binutils openSUSE Leap 15.5 2.41-150100.7.46.1
  • cross-avr-binutils openSUSE Leap 15.5 2.41-150100.7.46.1
  • cross-ppc-binutils openSUSE Leap 15.5 2.41-150100.7.46.1
  • cross-spu-binutils openSUSE Leap 15.5 2.41-150100.7.46.1
  • cross-hppa-binutils openSUSE Leap 15.5 2.41-150100.7.46.1
  • cross-i386-binutils openSUSE Leap 15.5 2.41-150100.7.46.1

suse advisories SUSE-SU-2023:3825-1SUSE-SU-2023:3695-1

  • binutils openSUSE Tumbleweed 2.40-3.1

opensuse advisories openSUSE-SU-2024:12816-1

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-2023-25588 updated cvss 4.7

binutils: Field `the_bfd` of `asymbol` is uninitialized in function `bfd_mach_o_get_synthetic_symtab`

  • Red Hat Enterprise Linux 6 binutils Red Hat Enterprise Linux 7 binutils
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux 8 binutils, gcc-toolset-11-binutils, gcc-toolset-12-binutils, gcc-toolset-12-binutils-gold
    affected: no fix available “Fix deferred”
  • Red Hat Enterprise Linux 9 binutils, binutils-gold, gcc-toolset-12-binutils, gcc-toolset-12-binutils-gold
    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

cisa ICSA-24-046-11 updated cvss 5.5

Siemens SCALANCE XCM-/XRM-300

  • Siemens SCALANCE XCH328 (6GK5328-4TS01-2EC2) <V2.4 Siemens SCALANCE XCM324 (6GK5324-8TS01-2AC2) <V2.4 Siemens SCALANCE XCM328 (6GK5328-4TS01-2AC2) <V2.4 Siemens SCALANCE XCM332 (6GK5332-0GA01-2AC2) <V2.4 Siemens SCALANCE XRH334 (24 V DC, 8xFO, CC) (6GK5334-2TS01-2ER3) <V2.4 Siemens SCALANCE XRM334 (2x230 V AC, 8xFO) (6GK5334-2TS01-4AR3) <V2.4
    +5 more products
    Siemens SCALANCE XRM334 (2x230 V AC, 12xFO) (6GK5334-3TS01-4AR3) <V2.4 Siemens SCALANCE XRM334 (24 V DC, 8xFO) (6GK5334-2TS01-2AR3) <V2.4 Siemens SCALANCE XRM334 (24 V DC, 12xFO) (6GK5334-3TS01-2AR3) <V2.4 Siemens SCALANCE XRM334 (230 V AC, 8xFO) (6GK5334-2TS01-3AR3) <V2.4 Siemens SCALANCE XRM334 (230 V AC, 12xFO) (6GK5334-3TS01-3AR3) <V2.4
    affected: fixed in V2.4 support.industry.siemens.com

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.38% chance of exploitation in the next 30 days, higher than 32% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=2167505 referenced PoC, tagged "exploit" by a source, unverified
  • sourceware.org https://sourceware.org/bugzilla/show_bug.cgi?id=29677 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 4.7 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected products

  • n/a binutils
  • Red Hat Red Hat Enterprise Linux 6
  • Red Hat Red Hat Enterprise Linux 7
  • Red Hat Red Hat Enterprise Linux 8
  • Red Hat Red Hat Enterprise Linux 9
  • Fedora Fedora 37
  • Fedora Extra Packages for Enterprise Linux 8
  • Fedora Fedora 36
  • Fedora Extra Packages for Enterprise Linux 7
  • Fedora Fedora

Classification

Weakness
  • CWE-457 Use of Uninitialized Variable
  • CWE-908 Use of Uninitialized Resource

References

Sources

Fencer Vulns 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.