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CVE-2019-19054

Status Candidate

Overview

A memory leak in the cx23888_ir_probe() function in drivers/media/pci/cx23885/cx23888-ir.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering kfifo_alloc() failures, aka CID-a7b2df76b42b.

Related Files

Ubuntu Security Notice USN-4526-1
Posted Sep 22, 2020
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4526-1 - It was discovered that the AMD Cryptographic Coprocessor device driver in the Linux kernel did not properly deallocate memory in some situations. A local attacker could use this to cause a denial of service. It was discovered that the Conexant 23885 TV card device driver for the Linux kernel did not properly deallocate memory in some error conditions. A local attacker could use this to cause a denial of service. Various other issues were also addressed.

tags | advisory, denial of service, kernel, local
systems | linux, ubuntu
advisories | CVE-2019-18808, CVE-2019-19054, CVE-2019-19061, CVE-2019-19067, CVE-2019-19073, CVE-2019-9445, CVE-2020-12888, CVE-2020-14356, CVE-2020-16166
SHA-256 | d6b7f712a559eed0e624ddf1f8561e5e7fec8f15c9791d5ccd1cf54257e0a7d1
Ubuntu Security Notice USN-4527-1
Posted Sep 22, 2020
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4527-1 - It was discovered that the Conexant 23885 TV card device driver for the Linux kernel did not properly deallocate memory in some error conditions. A local attacker could use this to cause a denial of service. It was discovered that the Atheros HTC based wireless driver in the Linux kernel did not properly deallocate in certain error conditions. A local attacker could use this to cause a denial of service. Various other issues were also addressed.

tags | advisory, denial of service, kernel, local
systems | linux, ubuntu
advisories | CVE-2019-19054, CVE-2019-20811, CVE-2019-9445, CVE-2019-9453, CVE-2020-0067, CVE-2020-25212
SHA-256 | 2430b3c99e99151b0e6829325b42b1cab196a3854ee7fd01a6d240819db32636
Ubuntu Security Notice USN-4525-1
Posted Sep 22, 2020
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4525-1 - It was discovered that the AMD Cryptographic Coprocessor device driver in the Linux kernel did not properly deallocate memory in some situations. A local attacker could use this to cause a denial of service. It was discovered that the Conexant 23885 TV card device driver for the Linux kernel did not properly deallocate memory in some error conditions. A local attacker could use this to cause a denial of service. Various other issues were also addressed.

tags | advisory, denial of service, kernel, local
systems | linux, ubuntu
advisories | CVE-2019-18808, CVE-2019-19054, CVE-2020-12888, CVE-2020-16166, CVE-2020-25212
SHA-256 | b66ee2d07baadb698741d0836d4e3ef0cf5a42260e045fa44b56a517a3e5389d
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