CVE-2019-19053: broadcom brocade_fabric_operating_system_firmware
Vulnerability summary
CVE-2019-19053 is a high (CVSS 7.8) vulnerability in broadcom brocade_fabric_operating_system_firmware. EPSS estimates a 3.29% chance of exploitation in the next 30 days, higher than 88.4% of scored vulnerabilities.
Severe, CVSS 7.5 (NVD); no exploitation reported by the 5 checked sources; EPSS 3% (FIRST, 03-11-2026)
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 2 · Related 2Timeline
- 18-11-2019PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
A memory leak in the rpmsg_eptdev_write_iter() function in drivers/rpmsg/rpmsg_char.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering copy_from_iter_full() failures, aka CID-bbe692e349e2.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVDNIST7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
3.29%
Chance of exploitation in the next 30 days
Percentile
88%
Versus all other CVEs
30-day change
No change 0.00 pp
From 3.29% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu23 products
- linux-aws-5.0< 5.0.0-1027.30
- linux-azure< 5.0.0-1035.37
- linux-azure-5.3< 5.3.0-1016.17~18.04.1
- linux-azure-edgeAll versions (No fix recorded)
- linux-azure-fdeAll versions (No fix recorded)
Netapp12 products
- active_iq_unified_managerna
- aff_baseboard_management_controllerna
- cloud_backupna
- data_availability_servicesna
- e-series_santricity_os_controller11.0 | 11.0.0 | 11.20 | 11.25 | 11.30 | 11.30.5r3 | 11.40 | 11.40.3r2 | 11.40.5 | 11.50.1 | 11.50.2 | 11.50.2:p1 | 11.60 | 11.60.0 | 11.60.1 | 11.60.3 | 11.70.1 | 11.70.2
Broadcom1 product
Canonical1 product
- ubuntu_linuxEOL18.04 | 19.10
Debian1 product
- linux< 5.4.13-1
Linux1 product
- linux_kernel≥ 4.20, < 5.4.12
6 vendors · 39 products
References
9 links- github.com/torvalds/linux/commit/bbe692e349e2a1edf3fe0a29a0e05899c9c94d51X Refsource MISCREPORTPatchThird Party Advisory
