net/x25: Fix overflow when accumulating packets
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.5epss 0.4%
exploitation probability
0.4%top 63% of all CVEs
observed exploitation
nono source reports it
In the Linux kernel, the following vulnerability has been resolved:
net/x25: Fix overflow when accumulating packets
Add a check to ensure that `x25_sock.fraglen` does not overflow.
The `fraglen` also needs to be resetted when purging `fragment_queue` in
`x25_clear_queues()`.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
Linux · LinuxReferences
https://cert-portal.siemens.com/productcert/html/ssa-019113.htmlhttps://cert-portal.siemens.com/productcert/html/ssa-082556.htmlhttps://git.kernel.org/stable/c/1734bd85c5e0a7a801295b729efb56b009cb8fc3https://git.kernel.org/stable/c/4e2d1bcef78d21247fe8fef13bc7ed95885df2b5https://git.kernel.org/stable/c/6e568835ea54a3e1d08e310e34f95d434e739477https://git.kernel.org/stable/c/798d613afb64b01a203f448fb0f43c37c6afe79dhttps://git.kernel.org/stable/c/8c92969c197b91c134be27dc3afb64ab468853a9https://git.kernel.org/stable/c/96fc16370b0bceb289c7e0479bd0540b81e257aahttps://git.kernel.org/stable/c/a1822cb524e89b4cd2cf0b82e484a2335496a6d9https://git.kernel.org/stable/c/f953f11ccf4afe6feb635c08145f4240d9a6b544