CVE-2023-53333 netfilter: conntrack: dccp: copy entire header to stack buffer, not just basic one

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: dccp: copy entire header to stack buffer, not just basic one Eric Dumazet says: nfconntrackdccppacket has an unique: dh = skbheaderpointerskb, dataoff, sizeofdh, &dh; And nothing more is 'pulled' from the...

Linux Distros Unpatched Vulnerability : CVE-2023-52577

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: dccp: fix dccpv4err/dccpv6err again dh-dccphx is the 9th byte offset 8 in struct dccphdr, no...

kernel: tcp/dccp: Don't use timer_pending() in reqsk_queue_unlink().

A use-after-free UAF vulnerability was found and fixed in the Linux kernel's TCP subsystem related to request socket reqsk timers during handshake handling. This issue stems from a race condition caused by relying on timerpending in reqskqueueunlink. This could result in the timer continuing to r...

USN-7595-4 linux-oracle, linux-oracle-6.8, linux-raspi vulnerabilities

It was discovered that the CIFS network file system implementation in the Linux kernel did not properly verify the target namespace when handling upcalls. An attacker could use this to expose sensitive information. CVE-2025-2312 Several security issues were discovered in the Linux kernel. An...

USN-7596-2 linux-azure-nvidia vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - GPIO subsystem; - GPU drivers; - InfiniBand drivers; - IRQ chip drivers; - Network drivers; - Mellanox network...

The vulnerability of the dccp_feat_change_recv() function in the net/dccp/feat.c module of the Linux kernel allows a hacker to cause a service failure.

The vulnerability of the dccpfeatchangerecv function in the net/dccp/feat.c module of the Linux kernel is related to the lack of memory release after the effective lifespan has ended. Exploiting this vulnerability could allow an attacker to cause a service failure...

CLSA-2025-1742471200 kernel: Fix of 19 CVEs

net: defer final 'struct net' free in netns dismantle CVE-2024-56658 - smb: client: fix potential deadlock when releasing mids CVE-2023-52757 - tcp/dccp: Don't use timerpending in reqskqueueunlink. CVE-2024-50154 - ALSA: 6fire: Release resources at card release CVE-2024-53239 - smb: client: fix...

SUSE CVE-2022-49601

In the Linux kernel, the following vulnerability has been resolved: tcp/dccp: Fix a data-race around sysctltcpfwmarkaccept. While reading sysctltcpfwmarkaccept, it can be changed concurrently. Thus, we need to add READONCE to its reader...

DEBIAN-CVE-2022-49601

In the Linux kernel, the following vulnerability has been resolved: tcp/dccp: Fix a data-race around sysctltcpfwmarkaccept. While reading sysctltcpfwmarkaccept, it can be changed concurrently. Thus, we need to add READONCE to its reader...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dccp: A memory leak has been fixed in dccpfeatchangerecv. If dccpfeatpushconfirm fails after a new value for the SP feature is accepted, without reconciliation i.e., when entry == NULL, the memory allocated for that value never...

SUSE CVE-2024-56643

In the Linux kernel, the following vulnerability has been resolved: dccp: Fix memory leak in dccpfeatchangerecv If dccpfeatpushconfirm fails after new value for SP feature was accepted without reconciliation 'entry == NULL' branch, memory allocated for that value with dccpfeatclonespval is never...

DEBIAN-CVE-2024-56643

In the Linux kernel, the following vulnerability has been resolved: dccp: Fix memory leak in dccpfeatchangerecv If dccpfeatpushconfirm fails after new value for SP feature was accepted without reconciliation 'entry == NULL' branch, memory allocated for that value with dccpfeatclonespval is never...

tcp/dccp: Don't use timer_pending() in reqsk_queue_unlink().

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UBUNTU-CVE-2024-26741

In the Linux kernel, the following vulnerability has been resolved: dccp/tcp: Unhash sk from ehash for tb2 alloc failure after checkestalblished. syzkaller reported a warning 0 in inetcskdestroysock with no repro. WARNONinetsksk-inetnum && !inetcsksk-icskbindhash; However, the syzkaller's log...

DEBIAN-CVE-2023-52577

In the Linux kernel, the following vulnerability has been resolved: dccp: fix dccpv4err/dccpv6err again dh-dccphx is the 9th byte offset 8 in "struct dccphdr", not in the "byte 7" as Jann claimed. We need to make sure the ICMP messages are big enough, using more standard ways no more assumptions...

UBUNTU-CVE-2023-39197

An out-of-bounds read vulnerability was found in Netfilter Connection Tracking conntrack in the Linux kernel. This flaw allows a remote user to disclose sensitive information via the DCCP protocol...

PT-2023-8725 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.6.0 Description: The vulnerability is related to the dccp v4 err and dccp v6 err functions in the Linux kernel. It is caused by an uninitialized value in the pskb may pull reason and pskb may pull functions,...

SUSE CVE-2008-3276

Integer overflow in the dccpsetsockoptchange function in net/dccp/proto.c in the Datagram Congestion Control Protocol DCCP subsystem in the Linux kernel 2.6.17-rc1 through 2.6.26.2 allows remote attackers to cause a denial of service panic via a crafted integer value, related to Change L and Chan...

SUSE CVE-2011-1093

The dccprcvstateprocess function in net/dccp/input.c in the Datagram Congestion Control Protocol DCCP implementation in the Linux kernel before 2.6.38 does not properly handle packets for a CLOSED endpoint, which allows remote attackers to cause a denial of service NULL pointer dereference and OO...

SUSE CVE-2011-1770

Integer underflow in the dccpparseoptions function net/dccp/options.c in the Linux kernel before 2.6.33.14 allows remote attackers to cause a denial of service via a Datagram Congestion Control Protocol DCCP packet with an invalid feature options length, which triggers a buffer over-read...