Bug 2379785 (CVE-2025-7545)

Summary: CVE-2025-7545 binutils: Binutils: Heap Buffer Overflow
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: crizzo, jmitchel, kshier
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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Doc Text:
A flaw was found in binutils. The `copy_section` function in `binutils/objcopy.c` is susceptible to a heap-based buffer overflow due to improper bounds checking during data copying. This flaw allows a local attacker to provide a specially crafted file. This manipulation can lead to a denial of service.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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Bug Depends On: 2379820, 2379821, 2379822, 2379823, 2379825, 2379827, 2379829, 2379833, 2379835, 2379837, 2379841, 2379843, 2379831, 2379839    
Bug Blocks:    

Description OSIDB Bzimport 2025-07-13 22:01:11 UTC
A vulnerability classified as problematic was found in GNU Binutils 2.45. Affected by this vulnerability is the function copy_section of the file binutils/objcopy.c. The manipulation leads to heap-based buffer overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. The patch is named 08c3cbe5926e4d355b5cb70bbec2b1eeb40c2944. It is recommended to apply a patch to fix this issue.