Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

There is a use-after-free vulnerability in the Linux Kernel that can be exploited to achieve local privilege escalation. To exploit this vulnerability, the CONFIGTLS or CONFIGXFRMESPINTCP kernel configuration flags must be set; however, the operation does not require any special privileges. There...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: nfc: nxp-nci: Fixed a potential memory leak in nxpncisend The nxpncisend function calls nxpncii2cwrite. The skb is only freed when nxpncii2cwrite fails. However, even if nxpncii2cwrite succeeds, the skb is not freed at that...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: sdata can be NULL during AMPDU start The ieee80211txbasessionhandlestart function may return NULL for sdata when a deauthentication process is ongoing. Here is a trace that illustrates the race condition involving...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/msm/dp: Do not complete dpauxcmdfifotx if the irq is not for aux transfer. The DP controller handles three possible interrupt sources: HPDstatus, Controller state changes, and Aux read/write transactions. At every irq, the...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: vivid: fix compose-height boundary issue Syzkaller identified a bug: BUG: Unable to handle page faults for address: ffffc9000a3b1000 PF: Supervisor write access in kernel mode PF: Errorcode0x0002 – Not-present page PGD...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: bpf: Fixed a crash that occurred due to out-of-bounds access to reg2btfids. When the commit e6ac2450d6de “bpf: Support bpf programs that call kernel functions” added support for kfunc, it defined reg2btfids as a convenient way...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: dsa: sja1105: fixed a memory leak in sja1105setupdevlinkregions. When dsadevlinkregioncreate failed in sja1105setupdevlinkregions, priv-regions was not released...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: nvmet: fixed a use-after-free issue. Fixed the following use-after-free complaint triggered by blktests nvme/004: BUG: KASAN: user-memory-access in blkmqcompleterequestremote+0xac/0x350 Read of size 4 at addr 0000607bd1835943 ...

Astra Linux – Vulnerability in Linux 5.15, Linux

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: rndis: prevent integer overflow in rndissetresponse If “BufOffset” is very large, the operation “BufOffset + 8” may lead to an integer overflow...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: USB: gadgetfs: Fix race between mounting and unmounting The syzbot fuzzer and Gerald Lee have identified a use-after-free bug in the gadgetfs driver. This bug involves processes concurrently mounting and unmounting the gadgetf...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: misc: fastrpc: Do not remove the map from createprocess and devicerelease functions. Do not remove the map from the list during the error handling in fastrpcinitcreateprocess. Instead, call fastrpcmapput to avoid a...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: igb: Initialize the mailbox message for VF reset When a MAC address is not assigned to the VF, that portion of the message sent to the VF is not set. However, the memory is allocated from the stack, which means that information m...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ipv6: avoided use-after-free in ip6fragment The blamed commit claimed that rcureadlock was held by the callers of ip6fragment. It seems not to always be true, at least for the UDP stack. syzbot reported: BUG: KASAN:...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In bindervmaclose of binder.c, there is a potential exploit after the free function call due to improper locking. This could lead to a local escalation of privileges without the need for additional execution privileges. User interaction is not required for this exploitation. Product: Android...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A vulnerability has been discovered in the Linux kernel and is classified as problematic. This vulnerability affects the function kcmtxwork in the file net/kcm/kcmsock.c of the kcm component. The vulnerability causes a race condition. It is recommended that a patch be applied to address this issu...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cifs: Fixed an oops due to uninitialized server-smbdconn during reconnection. In smbdDestroy, the server-smbdconn pointer is cleared after freeing the smbdconnection structure it points to, so that reconnection won’t be confused...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: HID: betop: Check the shape of output reports The betopffinit function only checks that the total sum of the report counts for each report field is at least 4. However, hidbetopffplay expects 4 report fields. A device that sends ...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: mdio: validate parameter addr in mdiobusgetPhy The caller may pass any value as addr, which could lead to an out-of-bounds access to the mdiomap array. One existing case is in stmmacinitPhy, where -1 may be passed as addr...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

A issue was discovered in the Linux kernel through version 6.1-rc8. The function dpucrtcatomiccheck in the file drivers/gpu/drm/msm/disp/dpu1/dpucrtc.c lacks a check for the return value of kzalloc. This issue may lead to a NULL Pointer Dereference...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

A issue was discovered in the drivers/usb/storage/eneub6250.c file for the ENE UB6250 reader driver in the Linux kernel before version 6.2.5. An object could potentially extend beyond the end of an allocation...