Description
An issue was discovered in the Linux kernel before 5.15.11. There is a memory leak in the __rds_conn_create() function in net/rds/connection.c in a certain combination of circumstances.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | linux | 5.15.15-1 | — |
| Debian 13 | linux | 5.15.15-1 | — |
| Debian 12 | linux | 5.15.15-1 | — |
| Debian 11 | linux | 5.10.92-1 | DSA-5050-1 |
| Debian 10 | linux | 4.19.232-1 | DSA-5096-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 9 | linux-4.19 | 4.19.232-1~deb9u1 | DLA-2941-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | linux-raspi-realtime | No fix yet | — |
| Ubuntu 22.04 LTS | linux-realtime +1 | No fix yet | — |
| Ubuntu 20.04 LTS | linux | 5.4.0-105.119 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-aws | 5.4.0-1069.73 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-aws-5.13 | 5.13.0-1019.21~20.04.1 | USN-5337-1 |
| Ubuntu 20.04 LTS | linux-azure | 5.4.0-1073.76 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-azure-5.13 | 5.13.0-1021.24~20.04.1 | USN-5368-1 |
| Ubuntu 20.04 LTS | linux-azure-fde | 5.4.0-1073.76+cvm1.1 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-bluefield | 5.4.0-1032.35 | USN-5377-1 |
| Ubuntu 20.04 LTS | linux-gcp | 5.4.0-1068.72 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-gcp-5.13 | 5.13.0-1021.25~20.04.1 | USN-5337-1 |
| Ubuntu 20.04 LTS | linux-gke | 5.4.0-1066.69 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-gkeop | 5.4.0-1037.38 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-hwe-5.13 | 5.13.0-37.42~20.04.1 | USN-5337-1 |
| Ubuntu 20.04 LTS | linux-ibm | 5.4.0-1018.20 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-kvm | 5.4.0-1059.62 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-oem-5.14 | 5.14.0-1022.24 | USN-5278-1 |
| Ubuntu 20.04 LTS | linux-oracle | 5.4.0-1067.72 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-oracle-5.13 | 5.13.0-1025.30~20.04.1 | USN-5368-1 |
| Ubuntu 20.04 LTS | linux-raspi | 5.4.0-1056.63 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-riscv +17 | No fix yet | — |
| Ubuntu 18.04 LTS | linux-aws-5.4 | 5.4.0-1069.73~18.04.1 | USN-5338-1 |
| Ubuntu 18.04 LTS | linux-azure-5.4 | 5.4.0-1073.76~18.04.1 | USN-5338-1 |
| Ubuntu 18.04 LTS | linux-gcp +11 | No fix yet | — |
| Ubuntu 18.04 LTS | linux-gcp-5.4 | 5.4.0-1068.72~18.04.1 | USN-5338-1 |
| Ubuntu 18.04 LTS | linux-gke-5.4 | 5.4.0-1066.69~18.04.1 | USN-5338-1 |
| Ubuntu 18.04 LTS | linux-gkeop-5.4 | 5.4.0-1037.38~18.04.1 | USN-5338-1 |
| Ubuntu 18.04 LTS | linux-hwe-5.4 | 5.4.0-105.119~18.04.1 | USN-5338-1 |
| Ubuntu 18.04 LTS | linux-ibm-5.4 | 5.4.0-1018.20~18.04.1 | USN-5338-1 |
| Ubuntu 18.04 LTS | linux-oracle-5.4 | 5.4.0-1067.72~18.04.1 | USN-5338-1 |
| Ubuntu 18.04 LTS | linux-raspi-5.4 | 5.4.0-1056.63~18.04.1 | USN-5338-1 |
| Ubuntu 16.04 LTS | linux-hwe-edge | No fix yet | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-fips | 5.4.0-1046.52 | — |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | hyperv-daemons | 6.6.35.1-1 | — |
| Azure Linux 2 (CBL-Mariner) | kernel | 5.15.18.1-1 | — |
Advisories 8
- USN-5278-1 linux-oem-5.14 vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5338-1 linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-azure-fde, linux-gcp, linux-gcp-5.4, linux-gke, lnux-gke-5.4, linux-gkeop, linux-gkeop-5.4, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi, linux-raspi-5.4 vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5377-1 linux-bluefield vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5368-1 linux-azure-5.13, linux-oracle-5.13 vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5337-1 linux, linux-aws, linux-aws-5.13, linux-gcp, linux-gcp-5.13, linux-hwe-5.13, linux-kvm, linux-oracle, linux-raspi vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- DSA-5050-1 linux - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-5096-1 linux - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-2941-1 linux-4.19 - security update Debian Security (DSA / DLA) · Mar 9, 2026