What’s Vulnerable › Vulnerabilities

CVE-2025-3136: PyTorch CUDACachingAllocator.cpp torch.cuda.memory.caching_allocator_delete memory corruption

• Severity: low (CVSS 3.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-04-03 · updated 2026-06-17
• Weakness: CWE-119

Description

A vulnerability, which was classified as problematic, has been found in PyTorch 2.6.0. This issue affects the function torch.cuda.memory.caching_allocator_delete of the file c10/cuda/CUDACachingAllocator.cpp. 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.

Affected products

• PyTorch: 2.6.0

References

• https://github.com/pytorch/pytorch/issues/149821
• https://github.com/pytorch/pytorch/issues/149821#issue-2940838975
• https://github.com/pytorch/pytorch/issues/149821#issuecomment-2765311086
• https://vuldb.com/?ctiid.303041
• https://vuldb.com/?id.303041
• https://vuldb.com/?submit.525252
• https://github.com/ARPANET-cybersecurity/vuldb/issues/2

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