Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: moving waitonsem out of the spinlock With iommu.strict=1, the existing completion wait mechanism can cause soft lockups in stressed environments. This occurs because waitonsem performs busy waits under a spinlock when...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: mmc: sdhci-of-dwcmshc: Prevent illegal clock reduction in HS200/HS400 mode When operating in HS200 or HS400 timing modes, reducing the clock frequency below 52MHz will result in a broken link. The Rockchip DWC MSHC controller...

Astra Linux – Vulnerability in freerdp3

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, the function freerdpbitmapdecompressplanar did not validate the parameters nSrcWidth/nSrcHeight against the values of planar-maxWidth/maxHeight before performing the RLE decompression. A malicious server cou...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: bpf/bonding: Rejects changes to vlan+srcmac xmithashpolicy when XDP is loaded. The function bondoptionmodeset already rejects mode changes that would make a loaded XDP program incompatible through bondxdpcheck. However,...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: brcmfmac – Fix for crashes occurring when sending Action Frames in standalone AP Mode Currently, whenever an Action Frame needs to be transmitted, the brcmfmac driver always uses the P2P vif to send the “actframe” IOVAR to...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: bpf, testrun: Subtract the size of xdpframe from the allowed metadata size. The xdpframe structure occupies part of the XDP frame header space, thereby limiting the size of the metadata. However, in bpftestrun, we do not take thi...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Skips the dev-iotlb flush for inaccessible PCIe devices without scalable mode. PCIe endpoints with ATS enabled and passed through to userspace e.g., QEMU, DPDK can cause a system hard lock when their link fails, eithe...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ASoC: fslxcvr: Revert to fixing the missing lock in fslxcvrmodeput This revert commits f51424872760 “ASoC: fslxcvr: fix missing lock in fslxcvrmodeput”. The original patch attempted to acquire the card-controlsrwsem lock in...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: Ceph: Fixed a crash in processv2sparseread for encrypted directories. A crash in processv2sparseread for fscrypt-encrypted directories has been reported. This issue occurs in the Ceph msgr2 protocol in secure mode. It can be...

CVE-2026-52920

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtpolicy: fix strict mode inbound policy matching matchpolicyin walks secpath entries from the last transform to the first one, but strict policy matching needs to consume info-pol in the same forward order as the rule...

UBUNTU-CVE-2026-52920

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtpolicy: fix strict mode inbound policy matching matchpolicyin walks secpath entries from the last transform to the first one, but strict policy matching needs to consume info-pol in the same forward order as the rule...

UBUNTU-CVE-2026-52941

In the Linux kernel, the following vulnerability has been resolved: net/smc: avoid NULL deref of conn-lnk in smcmsgevent tracepoint The smcmsgevent tracepoint class, shared by smctxsendmsg and smcrxrecvmsg, unconditionally dereferences smc-conn.lnk: stringname, smc-conn.lnk-ibname conn-lnk is onl...

CVE-2026-52920

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtpolicy: fix strict mode inbound policy matching matchpolicyin walks secpath entries from the last transform to the first one, but strict policy matching needs to consume info-pol in the same forward order as the rule...

CVE-2026-52941 net/smc: avoid NULL deref of conn->lnk in smc_msg_event tracepoint

In the Linux kernel, the following vulnerability has been resolved: net/smc: avoid NULL deref of conn-lnk in smcmsgevent tracepoint The smcmsgevent tracepoint class, shared by smctxsendmsg and smcrxrecvmsg, unconditionally dereferences smc-conn.lnk: stringname, smc-conn.lnk-ibname conn-lnk is onl...

CVE-2026-52920

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtpolicy: fix strict mode inbound policy matching matchpolicyin walks secpath entries from the last transform to the first one, but strict policy matching needs to consume info-pol in the same forward order as the rule...

CVE-2026-52920 netfilter: xt_policy: fix strict mode inbound policy matching

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtpolicy: fix strict mode inbound policy matching matchpolicyin walks secpath entries from the last transform to the first one, but strict policy matching needs to consume info-pol in the same forward order as the rule...

CVE-2026-52920

The CVE-2026-52920 involves the Linux kernel netfilter xt_policy module, where strict inbound policy matching previously consumed info->pol[] in an incorrect order when multiple transforms were applied. Root cause: match_policy_in() iterates sec_path entries from last to first, violating the f...

EUVD-2026-38723

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtpolicy: fix strict mode inbound policy matching matchpolicyin walks secpath entries from the last transform to the first one, but strict policy matching needs to consume info-pol in the same forward order as the rule...

CVE-2026-52920 netfilter: xt_policy: fix strict mode inbound policy matching

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtpolicy: fix strict mode inbound policy matching matchpolicyin walks secpath entries from the last transform to the first one, but strict policy matching needs to consume info-pol in the same forward order as the rule...

CVE-2026-52920

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtpolicy: fix strict mode inbound policy matching matchpolicyin walks secpath entries from the last transform to the first one, but strict policy matching needs to consume info-pol in the same forward order as the rule...