UBUNTU-CVE-2023-52887
In the Linux kernel, the following vulnerability has been resolved: net: can: j1939: enhanced error handling for tightly received RTS messages in xtp_rx_rts_session_new This patch enhances error handling in scenarios with RTS (Request to Send) messages arriving closely. It replaces the less informative WARN_ON_ONCE backtraces with a new error handling method. This provides clearer error messages and allows for the early termination of problematic sessions. Previously, sessions were only released at the end of j1939_xtp_rx_rts(). Potentially this could be reproduced with something like: testj1939 -r vcan0:0x80 & while true; do # send first RTS cansend vcan0 18EC8090#1014000303002301; # send second RTS cansend vcan0 18EC8090#1014000303002301; # send abort cansend vcan0 18EC8090#ff00000000002301; done
02 / AFFECTED SOFTWARE
Affected packages
11 explicit affected versions
35 explicit affected versions
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35 explicit affected versions
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42 explicit affected versions
36 explicit affected versions
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26 explicit affected versions
14 explicit affected versions
31 explicit affected versions
1 explicit affected versions
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15 explicit affected versions
13 explicit affected versions
14 explicit affected versions
55 explicit affected versions
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55 explicit affected versions
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51 explicit affected versions
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12 explicit affected versions
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13 explicit affected versions
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10 explicit affected versions
13 explicit affected versions
12 explicit affected versions
84 explicit affected versions
44 explicit affected versions
16 explicit affected versions
3 explicit affected versions
13 explicit affected versions
26 explicit affected versions
41 explicit affected versions
37 explicit affected versions
15 explicit affected versions
14 explicit affected versions
38 explicit affected versions
44 explicit affected versions
9 explicit affected versions
44 explicit affected versions
11 explicit affected versions
6 explicit affected versions
1 explicit affected versions
52 explicit affected versions
7 explicit affected versions
25 explicit affected versions
56 explicit affected versions
4 explicit affected versions
1 explicit affected versions
1 explicit affected versions
50 explicit affected versions
13 explicit affected versions
43 explicit affected versions
50 explicit affected versions
10 explicit affected versions
8 explicit affected versions
10 explicit affected versions
14 explicit affected versions
85 explicit affected versions
4 explicit affected versions
74 explicit affected versions
11 explicit affected versions
1 explicit affected versions
8 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: net: can: j1939: enhanced error handling for tightly received RTS messages in xtp_rx_rts_session_new This patch enhances error handling in scenarios with RTS (Request to Send) messages arriving closely. It replaces the less informative WARN_ON_ONCE backtraces with a new error handling method. This provides clearer error messages and allows for the early termination of problematic sessions. Previously, sessions were only released at the end of j1939_xtp_rx_rts(). Potentially this could be reproduced with something like: testj1939 -r vcan0:0x80 & while true; do # send first RTS cansend vcan0 18EC8090#1014000303002301; # send second RTS cansend vcan0 18EC8090#1014000303002301; # send abort cansend vcan0 18EC8090#ff00000000002301; done
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/d3e2904f71ea0fe7eaff1d68a2b0363c888ea0fb
- https://git.kernel.org/stable/c/0bc0a7416ea73f79f915c9a05ac0858dff65cfed
- https://git.kernel.org/stable/c/1762ca80c2b72dd1b5821c5e347713ae696276ea
- https://git.kernel.org/stable/c/177e33b655d35d72866b50aec84307119dc5f3d4
- https://git.kernel.org/stable/c/26b18dd30e63d4fd777be429148e8e4ed66f60b2
- https://git.kernel.org/stable/c/d3e2904f71ea0fe7eaff1d68a2b0363c888ea0fb
- https://git.kernel.org/stable/c/ed581989d7ea9df6f8646beba2341e32cd49a1f9
- https://git.kernel.org/stable/c/f6c839e717901dbd6b1c1ca807b6210222eb70f6
- https://ubuntu.com/security/CVE-2023-52887
- https://ubuntu.com/security/notices/USN-7003-1
- https://ubuntu.com/security/notices/USN-7003-2
- https://ubuntu.com/security/notices/USN-7003-3
- https://ubuntu.com/security/notices/USN-7003-4
- https://ubuntu.com/security/notices/USN-7003-5
- https://ubuntu.com/security/notices/USN-7006-1
- https://ubuntu.com/security/notices/USN-7007-1
- https://ubuntu.com/security/notices/USN-7007-2
- https://ubuntu.com/security/notices/USN-7007-3
- https://ubuntu.com/security/notices/USN-7009-1
- https://ubuntu.com/security/notices/USN-7009-2
- https://ubuntu.com/security/notices/USN-7019-1
- https://ubuntu.com/security/notices/USN-7089-1
- https://ubuntu.com/security/notices/USN-7089-2
- https://ubuntu.com/security/notices/USN-7089-3
- https://ubuntu.com/security/notices/USN-7089-4
- https://ubuntu.com/security/notices/USN-7089-5
- https://ubuntu.com/security/notices/USN-7089-6
- https://ubuntu.com/security/notices/USN-7089-7
- https://ubuntu.com/security/notices/USN-7090-1
- https://ubuntu.com/security/notices/USN-7095-1
- https://ubuntu.com/security/notices/USN-7156-1
- https://www.cve.org/CVERecord?id=CVE-2023-52887