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

In the Linux kernel, the following vulnerability has been resolved: batman-adv: Avoid infinite loops when trying to resize the local TT. If the MTU of one of the attached interfaces becomes too small to transmit the local translation table, then it must be resized to fit within all fragments when...

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: jffs2: Check the result of jffs2preallocrawnoderefs in a few other locations. Fuzzing revealed another invalid pointer dereferencing due to the lack of checking whether jffs2preallocrawnoderefs completed successfully. Subseque...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: hisilicon: Fixed potential use-after-free in hisifemacrx The skb object is passed to napigroreceive, which may free it. After calling this function, dereferencing the skb object may trigger a use-after-free...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: “drm/amd: Check if ASPM is enabled from the PCIe subsystem” has been reverted. This reversion is associated with the commit 7294863a6f01248d72b61d38478978d638641bee. This commit was erroneously applied again after the commit...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Do not attempt cleanup after a failure in cxlregionattach. The commit 5e42bcbc3fef “cxl/region: Decrement -nrtargets in case of error in cxlRegionattach” attempted to avoid initialization errors when -nrtargets exceed...

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

In the Linux kernel, the following vulnerability has been resolved: e1000: fixed an out-of-bounds error in e1000tbishouldaccept In e1000tbishouldaccept, we read the last byte of the frame via “datalength - 1” to evaluate the TBI workaround. If the descriptor’s reported length is zero or greater...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfs, fscache: This issue prevents Oops exceptions in fscacheputcache. This function dereferences the “cache” object, and then checks whether it is ISERRORNULL. It checks first, and then derefs the object...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: fslmqs – ofnodeput has been moved to the correct location. ofnodeput should have been executed immediately after mqspriv-regmap = sysconnodetoregmapgprnp;. Otherwise, it causes a reference leak during the successful executi...

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

In the Linux kernel, the following vulnerability has been resolved: ext4: fix invalid free tracking in ext4xattrMoveToBlock In ext4xattrMoveToBlock, the value of the extended attribute that we need to move to an external block may be allocated by kvmalloc if the value is stored in an external...

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

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/display: Skip wbsclsetscalerfilter if the filter is null. Callers can pass null as the filter value e.g., from the function wbsclgetfiltercoeffs16p, and a null check has been added to ensure that this does not occur...

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

In the Linux kernel, the following vulnerability has been resolved: udf: Do not update the file length when a write to an inline file fails. When a write to an inline file fails or fails partially, we still update the length of the inline data as if the entire write was successful. This issue is...

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

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

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

In the Linux kernel, the following vulnerabilities have been resolved: HID: appleir: Fixed potential NULL dereference at the raw event handle. Syzkaller reported a NULL pointer dereference issue in inputevent. BUG: KASAN: NULLptrderef in instrumentatomicread, include/linux/instrumented.h:68 inlin...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iommu/mediatek: Fixed NULL pointer dereferencing in mtkiommudevicegroup. Currently, mtkiommu calls are made during the probe iommudeviceregister before the driver data is initialized. Due to the fix for the iommu probing issue,...

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

In the Linux kernel, the following vulnerability has been resolved: legitimizemnt. The check for MNTSYNCUMOUNT should be performed under mountlock. … Otherwise, we risk stealing the final mntput from sync umount. This occurs after umount2 verifies that the victim is not busy, but before it sets...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix insufficient bounds propagation from adjustscalarminmaxvals Kuee reported a corner case where the tnum becomes constant after the call to regboundoffset, but the bounds of the register are not correct. In particular, its...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: Gadget: UVC: Prevent buffer overflow in setup handler The uvcfunctionsetup function allows control transfers with a payload of up to 64 bytes UVCMAXREQUESTSIZE. The data stage handler for OUT transfers uses memcpy to copy th...

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

In the Linux kernel, the following vulnerabilities have been resolved: mptcp: pm: Fixed a UAF in timerdeletesync There are two paths to access mptcppmdeladdtimer, resulting in a race condition: CPU1 CPU2 ==== ==== netrxaction napipoll netlinksendmsg napipoll netlinkunicast processbacklog...

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

In the Linux kernel, the following vulnerabilities have been resolved: netns: Ensure that getnetns handles zero refcount nets properly. Syzkaller encountered a warning: refcountt: Addition on 0; use-after-free. WARNING: CPU: 3 PID: 7890 at lib/refcount.c:25 refcountwarnsaturate+0xdf/0x1d0 Linked...

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

In the Linux kernel, the following vulnerabilities have been resolved: scsi: qedf: Fixed a possible memory leak in qedfallocandinitsb. The hook “qedops-common-sbinit = qedsbinit” does not release the DMA-mapped memory sbvirt when it fails. Added dmafreecoherent to release this memory. This is the...