null pointer dereference vulnerabilities and exploits

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Firefly Media Server 1.0.0.1359 allows remote malicious users to cause a denial of service (NULL pointer dereference) via a (1) crafted Connection HTTP header; a return carriage control character in the (2) Accept Language header, (3) User-agent header, (4) Host header, or (5) pr...

Fireflymediaserver Firefly Media Server 1.0.0.1359

1 EDB exploit

The ModSecurity module prior to 2.7.4 for the Apache HTTP Server allows remote malicious users to cause a denial of service (NULL pointer dereference, process crash, and disk consumption) via a POST request with a large body and a crafted Content-Type header.

Trustwave Modsecurity Opensuse Opensuse 12.3 Opensuse Opensuse 11.4 Opensuse Opensuse 12.2

1 EDB exploit

The bdisk.sys driver in COMODO Backup prior to 4.4.1.23 allows remote malicious users to gain privileges via a crafted device handle, which triggers a NULL pointer dereference.

1 EDB exploit

Mesa 23.0.4 exists to contain a NULL pointer dereference in check_xshm() for the has_error state. NOTE: this is disputed because there is no scenario in which the vulnerability was demonstrated.

K7RKScan.sys in K7 Ultimate Security prior to 17.0.2019 allows local users to cause a denial of service (BSOD) because of a NULL pointer dereference.

K7computing K7 Ultimate Security

1 Github repository

FireFly Mediaserver version 1.0.0.1359 suffers from a denial of service vulnerability that can be triggered by a NULL pointer dereference.

asm/labels.c in Netwide Assembler (NASM) is prone to NULL Pointer Dereference, which allows the malicious user to cause a denial of service via a crafted file.

Nasm Netwide Assembler 2.14.0 Nasm Netwide Assembler Nasm Netwide Assembler 2.14

1 EDB exploit1 Github repository

The grapheme_extract function in the Internationalization extension (Intl) for ICU for PHP 5.3.5 allows context-dependent malicious users to cause a denial of service (crash) via an invalid size argument, which triggers a NULL pointer dereference.

2 EDB exploits

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