CVE-2019-19059 — Missing Release of Memory after Effective Lifetime in Linux

CWE-401 — Missing Release of Memory after Effective LifetimeCWE-400 — Uncontrolled Resource Consumption11 documents7 sources
Severity
4.7MEDIUMNVD
OSV7.5OSV4.6
EPSS
0.1%
top 73.60%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Linux KernelDebian LinuxCanonical Ubuntu Linux+1 more
Timeline
PublishedNov 18
Latest updateMay 24

Description

Multiple memory leaks in the iwl_pcie_ctxt_info_gen3_init() function in drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c in the Linux kernel through 5.3.11 allow attackers to cause a denial of service (memory consumption) by triggering iwl_pcie_init_fw_sec() or dma_alloc_coherent() failures, aka CID-0f4f199443fa.

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.0 | Impact: 3.6

Affected Packages3 packages

▶Debianlinux/linux_kernel< 5.4.6-1+3
▶NVDlinux/linux_kernel5.3.11
▶debiandebian/linux< linux 5.4.6-1 (bookworm)

Also affects: Ubuntu Linux 18.04, 19.10, Fedora 30, 31

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

4
GHSA
GHSA-44r2-w2vh-42rr: Multiple memory leaks in the iwl_pcie_ctxt_info_gen3_init() function in drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3↗2022-05-24
▶
OSV
linux-aws-5.0, linux-gcp, linux-gke-5.0, linux-oracle-5.0, linux-azure vulnerabilities↗2020-03-25
▶
OSV
linux, linux-aws, linux-gcp, linux-gcp-5.3, linux-gke-5.3, linux-hwe, linux-kvm, linux-oracle, linux-raspi2, linux-raspi2-5.3, linux-azure, linux-azure-5.3 vulnerabilities↗2020-03-25
▶
OSV
CVE-2019-19059: Multiple memory leaks in the iwl_pcie_ctxt_info_gen3_init() function in drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3↗2019-11-18
▶

📋Vendor Advisories

4
Ubuntu
Linux kernel vulnerabilities↗2020-03-25
▶
Ubuntu
Linux kernel vulnerabilities↗2020-03-25
▶
Red Hat
kernel: Multiple memory leaks in the iwl_pcie_ctxt_info_gen3_init() function in drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c allows for a DoS↗2019-11-21
▶
Debian
CVE-2019-19059: linux - Multiple memory leaks in the iwl_pcie_ctxt_info_gen3_init() function in drivers/...↗2019
▶

💬Community

2
Bugzilla
CVE-2019-19059 kernel: Multiple memory leaks in the iwl_pcie_ctxt_info_gen3_init() function in drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c allows for a DoS↗2019-11-21
▶
Bugzilla
CVE-2019-19059 kernel: Multiple memory leaks in the iwl_pcie_ctxt_info_gen3_init() function in drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c allows for a DoS [fedora-all]↗2019-11-21
▶