CVE-2025-68363 bpf: Check skb->transport_header is set in bpf_skb_check_mtu

In the Linux kernel, the following vulnerability has been resolved: bpf: Check skb-transportheader is set in bpfskbcheckmtu The bpfskbcheckmtu helper needs to use skb-transportheader when the BPFMTUCHKSEGS flag is used: bpfskbcheckmtuskb, ifindex, &mtulen, 0, BPFMTUCHKSEGS The transportheader is...

CVE-2025-68355

Summary. CVE-2025-68355 affects the Linux kernel BPF map handling. When excl_prog_hash is 0 and excl_prog_hash_size is non-zero, the kernel fails to free the map memory, causing a memory leak as reported by syzbot. The issue resides in kernel/bpf/syscall.c during map creation as shown by the back...

CVE-2025-68355 bpf: Fix exclusive map memory leak

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix exclusive map memory leak When exclproghash is 0 and exclproghashsize is non-zero, the map also needs to be freed. Otherwise, the map memory will not be reclaimed, just like the memory leak problem reported by syzbot 1...

SUSE CVE-2025-68341

In the Linux kernel, the following vulnerability has been resolved: veth: reduce XDP nodirect return section to fix race As explain in commit fa349e396e48 "veth: Fix race with AFXDP exposing old or uninitialized descriptors" for veth there is a chance after napicompletedone that another CPU can...

PT-2025-52914

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw in the bpf get stackid function related to a stackmap overflow check. This issue, identified by Syzkaller, can lead to a KASAN slab-out-of-bounds write...

PT-2025-52899

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The bpf skb check mtu helper in the Linux kernel does not properly validate the skb-transport header, potentially leading to issues when the BPF MTU CHK SEGS flag is used. Specifically,...

Linux Distros Unpatched Vulnerability : CVE-2025-68378

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf: Fix stackmap overflow check in bpfgetstackid Syzkaller reported a KASAN slab-out-of-bounds write in bpfgetstackid when copying stack trace data. The issue...

Linux Distros Unpatched Vulnerability : CVE-2025-68744

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf: Free special fields when update lru,percpuhash maps As lru,percpuhash maps support BPFKPTRREF,PERCPU, missing calls to 'bpfobjfreefields' in 'pcpucopyvalue...

openSUSE 16 Security Update : kernel (openSUSE-SU-2025:20172-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2025:20172-1 advisory. The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2022-50253: bpf...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the BPF LRU hash map not freeing allocated elements in the event of a bucket lock failure, potentially leadi...

Linux Distros Unpatched Vulnerability : CVE-2023-54086

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf: Add preemptcountsub,add into btf id deny list The recursion check in bpfprogenter and bpfprogexit leave preemptcountsub,add unprotected. When attaching...

Linux Distros Unpatched Vulnerability : CVE-2023-54145

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf: drop unnecessary user-triggerable WARNONCE in verifierl log It's trivial for user to trigger verifier log line truncated warning, as verifier has a...

Linux Distros Unpatched Vulnerability : CVE-2025-68725

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf: Do not let BPF test infra emit invalid GSO types to stack Yinhao et al. reported that their fuzzer tool was able to trigger a skbwarnbadoffload from...

CVE-2025-68341

In the Linux kernel, the following vulnerability has been resolved: veth: reduce XDP nodirect return section to fix race As explain in commit fa349e396e48 "veth: Fix race with AFXDP exposing old or uninitialized descriptors" for veth there is a chance after napicompletedone that another CPU can...

UBUNTU-CVE-2025-68341

In the Linux kernel, the following vulnerability has been resolved: veth: reduce XDP nodirect return section to fix race As explain in commit fa349e396e48 "veth: Fix race with AFXDP exposing old or uninitialized descriptors" for veth there is a chance after napicompletedone that another CPU can...

CLSA-2025-1766488019 kernel: Fix of 63 CVEs

scsi: target: iscsi: Fix timeout on deleted connection CVE-2025-38075 - tls: wait for pending async decryptions if tlsstrpmsghold fails CVE-2025-40176 - cloneprivatemnt: make sure that caller has CAPSYSADMIN in the right userns CVE-2025-38499 - rcu: Fix rcureadunlock deadloop due to IRQ work...

SUSE-SU-2025:4505-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 Azure kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2022-50253: bpf: make sure skb-len != 0 when redirecting to a tunneling device bsc1249912. - CVE-2023-53676: scsi: target: iscsi: Fix buffer overflow in...

OPENSUSE-SU-2025:20172-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2022-50253: bpf: make sure skb-len != 0 when redirecting to a tunneling device bsc1249912. - CVE-2025-37916: pdscore: remove write-after-free of clientid bsc1243474. -...

SUSE-SU-2026:20562-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2022-50253: bpf: make sure skb-len != 0 when redirecting to a tunneling device bsc1249912. - CVE-2025-37916: pdscore: remove write-after-free of clientid bsc1243474. -...

SUSE CVE-2025-68216

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Disable trampoline for kernel module function trace The current LoongArch BPF trampoline implementation is incompatible with tracing functions in kernel modules. This causes several severe and user-visible problem...