clam anti-virus clamav 0.86.1 vulnerabilities and exploits

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The FSG unpacker (fsg.c) in Clam AntiVirus (ClamAV) 0.80 up to and including 0.87 allows remote malicious users to cause "memory corruption" and execute arbitrary code via a crafted FSG 1.33 file.

Clam Anti-virus Clamav 0.80 Clam Anti-virus Clamav 0.81 Clam Anti-virus Clamav 0.86.1 Clam Anti-virus Clamav 0.86.2 Clam Anti-virus Clamav 0.82 Clam Anti-virus Clamav 0.83 Clam Anti-virus Clamav 0.87 Clam Anti-virus Clamav 0.84 Clam Anti-virus Clamav 0.85 Clam Anti-virus Clamav 0.85.1 Clam Anti-virus Clamav 0.86

Clam AntiVirus (ClamAV) 0.88 and previous versions allows remote malicious users to cause a denial of service (crash) via a malformed base64-encoded MIME attachment that triggers a null pointer dereference.

The tnef_attachment function in tnef.c for Clam AntiVirus (ClamAV) prior to 0.87.1 allows remote malicious users to cause a denial of service (infinite loop and memory exhaustion) via a crafted value in a CAB file that causes ClamAV to repeatedly scan the same block.

Integer overflow in the cli_scanpe function in the PE header parser (libclamav/pe.c) in Clam AntiVirus (ClamAV) prior to 0.88.1, when ArchiveMaxFileSize is disabled, allows remote malicious users to cause a denial of service and possibly execute arbitrary code.

Heap-based buffer overflow in libclamav/upx.c in Clam Antivirus (ClamAV) prior to 0.88 allows remote malicious users to cause a denial of service (crash) and possibly execute arbitrary code via crafted UPX files.

The cli_bitset_set function in libclamav/others.c in Clam AntiVirus (ClamAV) prior to 0.88.1 allows remote malicious users to cause a denial of service via unspecified vectors that trigger an "invalid memory access."

Stack consumption vulnerability in libclamav/special.c in ClamAV prior to 0.94.2 allows remote malicious users to cause a denial of service (daemon crash) via a crafted JPEG file, related to the cli_check_jpeg_exploit, jpeg_check_photoshop, and jpeg_check_photoshop_8bim functions...

1 EDB exploit

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