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CVE-2025-5244GNU Binutils ld elflink.c elf_gc_sweep memory corruption

Description

A vulnerability was found in GNU Binutils up to 2.44. It has been rated as critical. Affected by this issue is the function elf_gc_sweep of the file bfd/elflink.c of the component ld. The manipulation leads to memory corruption. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. Upgrading to version 2.45 is able to address this issue. It is recommended to upgrade the affected component.

Public exploit

An exploit or proof of concept is public: anyone can try it against an unpatched system. A reference of the record is tagged as an exploit. CISA's SSVC rates its exploitation: a proof of concept is public.

Show the exploits1

References tagged exploit1 reference

Timeline

  1. ID reserved

    By VulDB

  2. Published

  3. · 17 months later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2025-5244, by who scored it
Scored byCVSSScoreVector
VulDBCNA (assigner)4.0Medium4.8CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
VulDBCNA (assigner)3.1Medium5.3CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
VulDBCNA (assigner)3.0Medium5.3CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
VulDBCNA (assigner)2.0Medium4.3AV:L/AC:L/Au:S/C:P/I:P/A:P
NVDNVD · Modified4.0Medium4.8CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS (exploitation in 30 days)
0.30% · top 77% of all CVEs (14 Nov 2026)
CISA SSVC
Exploitation: poc · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.8.

Affected products

  • GNU · Binutils

    • affected 2.0
    • affected 2.1
    • affected 2.2
    • affected 2.3
    • affected 2.4
    • affected 2.5
    • affected 2.6
    • affected 2.7
    • affected 2.8
    • affected 2.9
    • affected 2.10
    • affected 2.11
    • affected 2.12
    • affected 2.13
    • affected 2.14
    • affected 2.15
    • affected 2.16
    • affected 2.17
    • affected 2.18
    • affected 2.19
    • affected 2.20
    • affected 2.21
    • affected 2.22
    • affected 2.23
    • affected 2.24
    • affected 2.25
    • affected 2.26
    • affected 2.27
    • affected 2.28
    • affected 2.29
    • affected 2.30
    • affected 2.31
    • affected 2.32
    • affected 2.33
    • affected 2.34
    • affected 2.35
    • affected 2.36
    • affected 2.37
    • affected 2.38
    • affected 2.39
    • and 5 more

References

References9

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .