kernel: integer overflow and OOB read in drivers/block/floppy.c

A vulnerability was found in the Linux kernel’s floppy disk driver implementation. A local attacker with access to the floppy device could call setgeometry in drivers/block/floppy.c, which does not validate the sect and head fields, causing an integer overflow and out-of-bounds read. This flaw ma...

Debian DLA-2242-1 : linux-4.9 security update

Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks. CVE-2019-2182 Hanjun Guo and Lei Li reported a race condition in the arm64 virtual memory management code, which could lead to an information disclosur...

USN-4345-1: Linux kernel vulnerabilities | Cloud Foundry

Severity High Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 16.04 Description Al Viro discovered that the Linux kernel for s390x systems did not properly perform page table upgrades for kernel sections that use secondary address mode. A local attacker could use this to cause a denial...

kernel: out-of-bounds read in set_fdc in drivers/block/floppy.c

An out-of-bounds OOB memory access flaw was found in the floppy driver module in the Linux kernel. A bounds check failure allows a local attacker to gain access to out-of-bounds memory leading to a system crash or a leak of internal kernel information. The highest threat from this vulnerability i...

USN-4342-1 linux, linux-aws, linux-azure, linux-azure-5.3, linux-gcp, linux-gcp-5.3, linux-gke-5.3, linux-hwe, linux-kvm, linux-oracle, linux-oracle-5.3, linux-raspi2, linux-raspi2-5.3 vulnerabilities

Al Viro discovered that the Linux kernel for s390x systems did not properly perform page table upgrades for kernel sections that use secondary address mode. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2020-11884 It was discovered that t...

USN-4342-1: Linux kernel vulnerabilities

Al Viro discovered that the Linux kernel for s390x systems did not properly perform page table upgrades for kernel sections that use secondary address mode. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2020-11884 It was discovered that t...

USN-4346-1: Linux kernel vulnerabilities

It was discovered that the QLogic Fibre Channel driver in the Linux kernel did not properly check for error, leading to a NULL pointer dereference. A local attacker could possibly use this to cause a denial of service system crash. CVE-2019-16233 It was discovered that the Intel Wi-Fi driver in t...

USN-4346-1 linux, linux-aws, linux-kvm, linux-lts-xenial, linux-raspi2, linux-snapdragon vulnerabilities

It was discovered that the QLogic Fibre Channel driver in the Linux kernel did not properly check for error, leading to a NULL pointer dereference. A local attacker could possibly use this to cause a denial of service system crash. CVE-2019-16233 It was discovered that the Intel Wi-Fi driver in t...

Ubuntu 16.04 LTS : Linux kernel vulnerabilities (USN-4346-1)

The remote Ubuntu 16.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4346-1 advisory. It was discovered that the QLogic Fibre Channel driver in the Linux kernel did not properly check for error, leading to a NULL pointer dereference. A loc...

Ubuntu 18.04 LTS : Linux kernel vulnerabilities (USN-4344-1)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4344-1 advisory. It was discovered that the Intel Wi-Fi driver in the Linux kernel did not properly check for errors in some situations. A local attacker could possibly u...

Ubuntu 18.04 LTS : Linux kernel vulnerabilities (USN-4342-1)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4342-1 advisory. Al Viro discovered that the Linux kernel for s390x systems did not properly perform page table upgrades for kernel sections that use secondary address...

Ubuntu 16.04 LTS / 18.04 LTS : Linux kernel vulnerabilities (USN-4345-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4345-1 advisory. Al Viro discovered that the Linux kernel for s390x systems did not properly perform page table upgrades for kernel sections that use secondar...

USN-4345-1: Linux kernel vulnerabilities

Al Viro discovered that the Linux kernel for s390x systems did not properly perform page table upgrades for kernel sections that use secondary address mode. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2020-11884 It was discovered that t...

USN-4344-1: Linux kernel vulnerabilities

It was discovered that the Intel Wi-Fi driver in the Linux kernel did not properly check for errors in some situations. A local attacker could possibly use this to cause a denial of service system crash. CVE-2019-16234 It was discovered that the Intel WiMAX 2400 driver in the Linux kernel did not...

USN-4344-1 linux-gke-5.0, linux-oem-osp11 vulnerabilities

It was discovered that the Intel Wi-Fi driver in the Linux kernel did not properly check for errors in some situations. A local attacker could possibly use this to cause a denial of service system crash. CVE-2019-16234 It was discovered that the Intel WiMAX 2400 driver in the Linux kernel did not...

CVE-2020-9383

An out-of-bounds OOB memory access flaw was found in the floppy driver module in the Linux kernel. A bounds check failure allows a local attacker to gain access to out-of-bounds memory leading to a system crash or a leak of internal kernel information. The highest threat from this vulnerability i...

kernel: integer overflow and OOB read in drivers/block/floppy.c

A vulnerability was found in the Linux kernel’s floppy disk driver implementation. A local attacker with access to the floppy device could call setgeometry in drivers/block/floppy.c, which does not validate the sect and head fields, causing an integer overflow and out-of-bounds read. This flaw ma...

kernel: integer overflow and OOB read in drivers/block/floppy.c

A vulnerability was found in the Linux kernel’s floppy disk driver implementation. A local attacker with access to the floppy device could call setgeometry in drivers/block/floppy.c, which does not validate the sect and head fields, causing an integer overflow and out-of-bounds read. This flaw ma...

CVE-2018-7273

In the Linux kernel, through 4.15.4, the floppy driver reveals the addresses of kernel functions and global variables using printk calls within the function showfloppy in drivers/block/floppy.c. An attacker can read this information from dmesg and use the addresses to find the locations of kernel...

Linux kernel out-of-bounds read vulnerability (CNVD-2020-14290)

Linux kernel is the kernel used by Linux, the open source operating system released by the Linux Foundation in the United States. An out-of-bounds read vulnerability exists in setfdc in drivers/block/floppy.c in Linux kernel 5.5.6 and earlier. An attacker can exploit this vulnerability to cause...