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Medium severity · published Oct 16, 2025
CVE-2025-11839
GNU Binutils prdbg.c tg_tag_type return value
5.5
CVSS
0.3%
EPSS
No
On KEV
Description
A security flaw has been discovered in GNU Binutils 2.45. Impacted is the function tg_tag_type of the file prdbg.c. Performing a manipulation results in unchecked return value. The attack needs to be approached locally. The exploit has been released to the public and may be used for attacks.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 20% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BI
Binutils · GNU
2.45 · source: vendor, NVD
SS
SIMATIC S7-1500 CPU 1518-4 PN/DP MFP · Siemens
V3.1.5; V3.1.5 · source: CISA
SS
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP · Siemens
V3.1.5; V3.1.5 · source: CISA
SS
SIPLUS S7-1500 CPU 1518-4 PN/DP MFP · Siemens
V3.1.5 · source: CISA
Affected product
BI
Binutils
GNU
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-11839
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-11839
Broken Link
https://sourceware.org/bugzilla/attachment.cgi?id=16344
Exploit
https://sourceware.org/bugzilla/show_bug.cgi?id=33448
Permissions Required
https://vuldb.com/?ctiid.328774
Third Party Advisory
https://vuldb.com/?id.328774
Third Party Advisory
https://vuldb.com/?submit.661279
Product
https://www.gnu.org/
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