CVE-2025-21922 ppp: Fix KMSAN uninit-value warning with bpf

In the Linux kernel, the following vulnerability has been resolved: ppp: Fix KMSAN uninit-value warning with bpf Syzbot caught an "KMSAN: uninit-value" warning 1, which is caused by the ppp driver not initializing a 2-byte header when using socket filter. The following code can generate a PPP...

CVE-2025-21922 ppp: Fix KMSAN uninit-value warning with bpf

In the Linux kernel, the following vulnerability has been resolved: ppp: Fix KMSAN uninit-value warning with bpf Syzbot caught an "KMSAN: uninit-value" warning 1, which is caused by the ppp driver not initializing a 2-byte header when using socket filter. The following code can generate a PPP...

CVE-2025-21922 ppp: Fix KMSAN uninit-value warning with bpf

In the Linux kernel, the following vulnerability has been resolved: ppp: Fix KMSAN uninit-value warning with bpf Syzbot caught an "KMSAN: uninit-value" warning 1, which is caused by the ppp driver not initializing a 2-byte header when using socket filter. The following code can generate a PPP...

CVE-2025-21922

CVE-2025-21922 concerns a Linux kernel PPP driver issue where a 2-byte header used by socket filter/BPF is not fully initialized, triggering a KMSAN “uninit-value” warning. The root cause, as described, is that only the first byte of the direction indicator is initialized while the second byte re...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: relax socket state check at accept time. CVE-2024-36484 In the Linux kernel, the following vulnerability has been resolved: bonding: Fix out-of-bounds read in bondoptionarpiptargetsset CVE-2024-39487 In the...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: tipc: wait and exit until all work queues are done CVE-2021-47163 Placeholder CVE. Details forthcoming CVE-2024-10929 In the Linux kernel, the following vulnerability has been resolved: tipc: guard against string...

Linux Distros Unpatched Vulnerability : CVE-2015-3310

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Buffer overflow in the rcmksid function in plugins/radius/util.c in Paul's PPP Package ppp 2.4.6 and earlier, when the PID for pppd is greater than 65535, allow...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ppp: Rejects packets that are claimed to be LCP packets but are actually malformed packets. Since pppasyncencode assumes that the packets are valid LCP packets with codes from 1 to 7 inclusive, add pppcheckpacket to ensure that t...

CVE-2020-15173

In ACCEL-PPP an implementation of PPTP/PPPoE/L2TP/SSTP, there is a buffer overflow when receiving an l2tp control packet ith an AVP which type is a string and no hidden flags, length set to less than 6. If your application is used in open networks or there are untrusted nodes in the network it is...

CVE-2024-20327

A vulnerability in the PPP over Ethernet PPPoE termination feature of Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers could allow an unauthenticated, adjacent attacker to crash the pppma process, resulting in a denial of service DoS condition. This vulnerability is du...

CVE-2025-22916

RE11S v1.11 was discovered to contain a stack overflow via the pppUserName parameter in the formPPPoESetup function...

EDIMAX RE11S 安全漏洞

EDIMAX RE11S is a router from EDIMAX. A security vulnerability exists in EDIMAX RE11S v1.11 that stems from the discovery of a contained stack overflow via the pppUserName parameter in the formPPPoESetup function...

CVE-2022-4603 affecting package ppp 2.4.7-36

CVE-2022-4603 affecting package ppp 2.4.7-36. No patch is available currently...

PT-2025-36268

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The ppp fill forward path function contained race conditions. Specifically, the ppp-channels list could change between checks for emptiness and accessing its first entry, potentially...

CLSA-2024-1731431756 kernel: Fix of 30 CVEs

tty: ngsm: Fix use-after-free in gsmcleanupmux CVE-2024-50073 - drm/amdkfd: amdkfdfreegttmem clear the correct pointer CVE-2024-49991 - ext4: fix timer use-after-free on failed mount CVE-2024-49960 - ext4: avoid use-after-free in ext4extshowleaf CVE-2024-49889 - ext4: fix slab-use-after-free in...

CLSA-2024-1731431059 kernel: Fix of 31 CVEs

driver core: bus: Fix double free in driver API busregister CVE-2024-50055 - net: tun: Fix use-after-free in tundetach CVE-2022-49014 - memcg: fix possible use-after-free in memcgwriteeventcontrol CVE-2022-48988 - ppp: fix pppasyncencode illegal access CVE-2024-50035 - drivers: media:...

CLSA-2024-1731430561 kernel: Fix of 31 CVEs

driver core: bus: Fix double free in driver API busregister CVE-2024-50055 - net: tun: Fix use-after-free in tundetach CVE-2022-49014 - memcg: fix possible use-after-free in memcgwriteeventcontrol CVE-2022-48988 - ppp: fix pppasyncencode illegal access CVE-2024-50035 - drivers: media:...

kernel: netfilter: flowtable: incorrect pppoe tuple

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: incorrect pppoe tuple pppoe traffic reaching ingress path does not match the flowtable entry because the pppoe header is expected to be at the network header offset. This bug causes a mismatch in the flow...

CLSA-2024-1731348593 kernel: Fix of 18 CVEs

mm: call the securitymmapfile LSM hook in remapfilepages CVE-2024-47745 - slip: make slhcremember more robust against malicious packets CVE-2024-50033 - drm/amdkfd: amdkfdfreegttmem clear the correct pointer CVE-2024-49991 - firmwareloader: Block path traversal CVE-2024-47742 - ext4: avoid OOB...

SUSE CVE-2024-50035

In the Linux kernel, the following vulnerability has been resolved: ppp: fix pppasyncencode illegal access syzbot reported an issue in pppasyncencode 1 In this case, pppoesendmsg is called with a zero size. Then pppasyncencode is called with an empty skb. BUG: KMSAN: uninit-value in pppasyncencod...