Security update for the Linux Kernel
The SUSE Linux Enterprise 15 SP5 RT kernel was updated to fix various security issues: The following security issues were fixed: - CVE-2024-57841,CVE-2026-53260: net: fix memory leak in tcp_conn_request() (bsc#1235944 bsc#1269731). - CVE-2026-23451: bonding: prevent potential infinite loop in bond_header_parse() (bsc#1261604). - CVE-2026-31502: team: fix header_ops type confusion with non-Ethernet ports (bsc#1263072). - CVE-2026-43456: bonding: fix type confusion in bond_setup_by_slave() (bsc#1264734). - CVE-2026-45968: cpuidle: Skip governor when only one idle state is available (bsc#1267023). - CVE-2026-52910: bpf: Free reuseport cBPF prog after RCU grace period (bsc#1268659). - CVE-2026-52912: netfilter: nf_queue: hold bridge skb->dev while queued (bsc#1269000). - CVE-2026-52929: sctp: stream: fully roll back denied add-stream state (bsc#1269004). - CVE-2026-52977: futex: Prevent lockup in requeue-PI during signal/ timeout wakeup (bsc#1269242). - CVE-2026-53059: dm log: fix out-of-bounds write due to region_count overflow (bsc#1269655). - CVE-2026-53163: locking/rtmutex: Skip remove_waiter() when waiter is not enqueued (bsc#1269306). - CVE-2026-53264: net/sched: act_api: use RCU with deferred freeing for action lifecycle (bsc#1269238). - CVE-2026-53381: virtiofs: fix UAF on submount umount (bsc#1271830). - CVE-2026-63801: tipc: fix slab-use-after-free Read in tipc_aead_decrypt_done (bsc#1272230). - CVE-2026-63823: keys: Pin request_key_auth payload in instantiate paths (bs
SUSE-SU-2026:4347-1
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: osv:SUSE-SU-2026:4347-1
kernel-rt
Source reference: /affected/0/package/name
- Affected versions
- Not stated in this record
- Fixed versions
- 5.14.21-150500.13.161.1
Source reference:
/affected/0/ranges - Prerequisites
- Not stated in this record
kernel-source-rt
Source reference: /affected/1/package/name
- Affected versions
- Not stated in this record
- Fixed versions
- 5.14.21-150500.13.161.1
Source reference:
/affected/1/ranges - Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.14.21-150500.13.161.1"
}
]
}
],
"package": {
"name": "kernel-rt",
"purl": "pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.5",
"ecosystem": "SUSE:Linux Enterprise Micro 5.5"
},
"database_specific": {
"source": "https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4347-1.json"
},
"ecosystem_specific": {
"binaries": [
{
"kernel-rt": "5.14.21-150500.13.161.1",
"kernel-devel-rt": "5.14.21-150500.13.161.1",
"kernel-source-rt": "5.14.21-150500.13.161.1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.14.21-150500.13.161.1"
}
]
}
],
"package": {
"name": "kernel-source-rt",
"purl": "pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.5",
"ecosystem": "SUSE:Linux Enterprise Micro 5.5"
},
"database_specific": {
"source": "https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4347-1.json"
},
"ecosystem_specific": {
"binaries": [
{
"kernel-rt": "5.14.21-150500.13.161.1",
"kernel-devel-rt": "5.14.21-150500.13.161.1",
"kernel-source-rt": "5.14.21-150500.13.161.1"
}
]
}
}
]Publisher severity
No explicit severity was provided.
- Event
- #15071 · Revision 1
- Added to Heist Feed
- Publisher date