Unity Linux 20.1070e Security Update: kernel (UTSA-2025-989322)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989322 advisory. In the Linux kernel, the following vulnerability has been resolved: bpf: Detect IP == ksym.end as part of BPF program Now that bpfthrow kfunc is the first such call...

CLSA-2025-1762171389 kernel: Fix of 15 CVEs

nfs: fix possible null-ptr-deref when parsing param CVE-2022-50455 - KVM: arm64: Disassociate vcpus from redistributor region on teardown CVE-2024-40989 - HID: core: Harden s32ton against conversion to 0 bits CVE-2025-38556 - ALSA: usb-audio: Validate UAC3 cluster segment descriptors...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: s390/bpf: Fixed bpfarchtextpoke when newaddr == NULL again. The commit 7ded842b356d "s390/bpf: Fixed bpfplt pointer arithmetic" accidentally removed the critical portion of the commit c730fce7c70c "s390/bpf: Fixed bpfarchtextpoke...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: RCU: Fixed a deadloop in rcureadunlock due to IRQ work. During rcureadunlockspecial, if this occurs during irqexit, we may get locked up if an IPI is issued. This is because the IPI itself triggers the irqexit path, causing a...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Bug: Unchecked dereferencing of a NULL pointer in the kernel. Address: 0000000000000000 Causes: - ip6rcvcore net/ipv6/ip6input.c:190:20 - ipv6rcv net/ipv6/ip6input.c:306:8 - processbacklog net.core/dev.c:6186:4 - napipoll...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: BPF: Do not include the stack pointer register in precision backtracking bookkeeping. Yi Lai reported an issue 1 where the following warning appears in the kernel’s dmesg output: 60.643604 Verifier backtracking bug 60.643635...

Linux Distros Unpatched Vulnerability : CVE-2025-40041

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Sign-extend struct ops return values properly The nsbpfqdisc selftest trigge...

SUSE CVE-2025-40078

In the Linux kernel, the following vulnerability has been resolved: bpf: Explicitly check accesses to bpfsockaddr Syzkaller found a kernel warning on the following sockaddr program: 0: r0 = 0 1: r2 = u32 r1 +60 2: exit which triggers: verifier bug: error during ctx access conversion 0 This is...

SUSE CVE-2025-40079

In the Linux kernel, the following vulnerability has been resolved: riscv, bpf: Sign extend struct ops return values properly The nsbpfqdisc selftest triggers a kernel panic: Unable to handle kernel paging request at virtual address ffffffffa38dbf58 Current testprogs pgtable: 4K pagesize, 57-bit...

CVE-2025-40079

In the Linux kernel, the following vulnerability has been resolved: riscv, bpf: Sign extend struct ops return values properly The nsbpfqdisc selftest triggers a kernel panic: Unable to handle kernel paging request at virtual address ffffffffa38dbf58 Current testprogs pgtable: 4K pagesize, 57-bit...

CVE-2025-40078

In the Linux kernel, the following vulnerability has been resolved: bpf: Explicitly check accesses to bpfsockaddr Syzkaller found a kernel warning on the following sockaddr program: 0: r0 = 0 1: r2 = u32 r1 +60 2: exit which triggers: verifier bug: error during ctx access conversion 0 This is...

AZL-68840 CVE-2025-40078 affecting package kernel for versions less than 6.6.112.1-2

In the Linux kernel, the following vulnerability has been resolved: bpf: Explicitly check accesses to bpfsockaddr Syzkaller found a kernel warning on the following sockaddr program: 0: r0 = 0 1: r2 = u32 r1 +60 2: exit which triggers: verifier bug: error during ctx access conversion 0 This is...

CVE-2025-40041

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Sign-extend struct ops return values properly The nsbpfqdisc selftest triggers a kernel panic: Oops1: CPU 0 Unable to handle kernel paging request at virtual address 0000000000741d58, era == 90000000851b5ac0, ra =...

UBUNTU-CVE-2025-40050

In the Linux kernel, the following vulnerability has been resolved: bpf: Skip scalar adjustment for BPFNEG if dst is a pointer In checkaluop, the verifier currently calls checkregarg and adjustscalarminmaxvals unconditionally for BPFNEG operations. However, if the destination register holds a...

UBUNTU-CVE-2025-40041

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Sign-extend struct ops return values properly The nsbpfqdisc selftest triggers a kernel panic: Oops1: CPU 0 Unable to handle kernel paging request at virtual address 0000000000741d58, era == 90000000851b5ac0, ra =...

UBUNTU-CVE-2025-40078

In the Linux kernel, the following vulnerability has been resolved: bpf: Explicitly check accesses to bpfsockaddr Syzkaller found a kernel warning on the following sockaddr program: 0: r0 = 0 1: r2 = u32 r1 +60 2: exit which triggers: verifier bug: error during ctx access conversion 0 This is...

CVE-2025-40079

In the Linux kernel, the following vulnerability has been resolved: riscv, bpf: Sign extend struct ops return values properly The nsbpfqdisc selftest triggers a kernel panic: Unable to handle kernel paging request at virtual address ffffffffa38dbf58 Current testprogs pgtable: 4K pagesize, 57-bit...

CVE-2025-40079 riscv, bpf: Sign extend struct ops return values properly

In the Linux kernel, the following vulnerability has been resolved: riscv, bpf: Sign extend struct ops return values properly The nsbpfqdisc selftest triggers a kernel panic: Unable to handle kernel paging request at virtual address ffffffffa38dbf58 Current testprogs pgtable: 4K pagesize, 57-bit...

EUVD-2025-36449

In the Linux kernel, the following vulnerability has been resolved: riscv, bpf: Sign extend struct ops return values properly The nsbpfqdisc selftest triggers a kernel panic: Unable to handle kernel paging request at virtual address ffffffffa38dbf58 Current testprogs pgtable: 4K pagesize, 57-bit...

CVE-2025-40079

CVE-2025-40079 concerns a Linux kernel issue affecting sign extension of struct ops return values in BPF on RISC-V. The vulnerability arises because a bpf_fifo_dequeue return value is treated as a 32-bit pointer and sign-extended to 64-bit in epilogue, which is normally correct for many BPF types...