Astra Linux – Vulnerability in opensc

The TCOS smart card software driver in OpenSC before version 0.21.0-rc1 has a stack-based buffer overflow in the tcosdecipher function...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: brd: Automatic disk creation is deferred until module initialization succeeds. My colleague Wupeng identified the following issues during fault injection: BUG: Unable to handle page faults for address: fffffbfff809d073 PGD:...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: chardev: Fixed error handling in cdevdeviceadd. While performing fault injection tests, the following issue was reported: ------------ Cut here ------------ kobject: “null” 0000000039956980: Not initialized, yet kobjectput is bei...

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

In the Linux kernel, the following vulnerability has been resolved: net/usb: kalmia: Do not pass actlen in the usbbulkmsg error path. syzbot reported that actlen in kalmiasendinitpacket is uninitialized when it is passed to the first usbbulkmsg error path. Jiri Pirko noted that it’s pointless to...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: atmel: The issue with reference counting was fixed in atmelnandcontrollerinit. The reference counting issue occurs in several error handling paths involving an object with a refcount, called “nc-dmac”. In these path...

Astra Linux – Vulnerability in Firefox and Thunderbird

Using XMLHttpRequest, an attacker could identify installed applications by probing error messages related to loading external protocols. This vulnerability affects Thunderbird version 91.4.0, Firefox ESR version 91.4.0, and Firefox version 95...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: rtnetlink: The error logic for writing back the IFLABRIDGEFLAGS flags has been fixed. In the commit d73ef2d69c0d “rtnetlink: let rtnlbridgesetlink checks IFLABRIDGEMODE length”, an adjustment was made to the old loop logic in the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Watchdog: ts4800wdt: Fixed the refcount leak in ts4800wdtprobe. ofparsephandle returns a node pointer with a refcount incremented; we should use ofnodeput on it after processing. Add ofnodeput for all missing error-prone paths...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: macvlan: fixed memory leaks in macvlancommonnewlink. kmemleak reports memory leaks in macvlancommonnewlink, as follows: c ip link add link eth0 name .. type macvlan mode source macaddr add kmemleak reports: - A unreferenced...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15

In the Linux kernel, the following vulnerability has been resolved: f2fs: The issue was fixed by dropping all dirty pages during umount if cperror is set. The xfstest generic/361 report indicates a bug as follows: f2fsbugonsbi, sbi-fsyncnodenum; Kernel bug located at fs/f2fs/super.c:1627! RIP:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Staging: wfx – fixed an error handling issue in wfxinitcommon. One error handler of wfxinitcommon returns without calling ieee80211freehwhw, which may lead to a memory leak. I have added an additional error label to unify the err...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/ttm: Do not leak a resource during the swapout movement operation. If moving the buffer to the system for swapout fails, we were leaking a resource. This issue has been fixed...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: mediatek – Fixed error handling in mt8173max98090devprobe. Also, the call to nodeputplatformnode was added to avoid a reference count leak in the error path...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ibmvnic: Do not reset the dql stats during a NONFATAL reset. All ibmvnic resets should instead call netdevtxresetqueue when reopening the device. netdevtxresetqueue resets the numqueued and numcompleted byte counters. These stats...

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

In the Linux kernel, the following vulnerabilities have been resolved: cassini: Fixed a memory leak in the error handling path of casinitone. cassaturnfirmwareinit allocates some memory using vmalloc. This memory is freed in the .remove function, but not in the error handling path of the probe...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fixed memory leak. Why Resource release is necessary on the error handling path to prevent memory leaks. How This issue was fixed by adding the kfree function to the error handling path...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdgpu: Properly unmaps and removes csava. The root PD BO should be reserved before unmapping and removing a bova from the VM; otherwise, lockdep will report an error. v2: Check that fpriv-csava is not NULL instead of usin...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: e1000/e1000e: Fixed a leak in DMA error cleanup If an error occurs while mapping TX buffers, the driver should unmap any buffers that have already been mapped for that skb. Since the counter is incremented after a successful...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: iommusvabinddevice should return either a device handle or an ERRPTR value in error cases. Existing drivers idxd and uacce only check the return value using ISERR. This could potentially lead to a NULL pointer dereferencing issue...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: r6040: Fixed the kmemleak in the probe process and removed it. There is a memory leak reported by kmemleak: - Unreferenced object 0xffff888116111000 size 2048: comm “modprobe”, pid 817, jiffies 4294759745 age 76.502s Hex dump...